Answer: 83 inches
Step-by-step explanation:
1. 12 inches = 1 foot
2. 12x6=72 inches
3. 72+11=83 inches
A family spends of its monthly budget on groceries and eating out. If the family's monthly budget is $6012, how much is spent on groceries and eating out?
Estimate the amount the family spent on groceries and eating out per month: $
The family spent $ per month on groceries and eating out.
How much will the family spend on groceries and eating out in 5 months? S
The family spent $2004 per month on groceries and eating out.
The amount spent in five months is given as follows: $10,020.
How to obtain the amounts?The amounts are obtained applying the proportions in the context of this problem.
The monthly budget is given as follows:
$6012.
1/3 of that is spent in groceries and eating out, hence the amount is of:
1/3 x 6012 = $2004.
Hence in five months the amount spent is going to be of:
5 x 2004 = $10,020.
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Let T be an linear transformation from Rr to Rs. Let A be the matrix associated to T.
Fill in the correct answer for each of the following situations.
1. Every row in the row-echelon form of A has a pivot.
2. Two rows in the row-echelon form of A do not have pivots.
3. The row-echelon form of A has a pivot in every column.
4. The row-echelon form of A has a row of zeros.
A. T is onto
B. T is not onto
C. There is not enough information to tell.
Note: The row echelon form of a matrix is a way of putting it in a specific form, in which all the leading entry of a non-zero row is to the right of the leading entry of the row above it, and all the entries below a leading entry are zero. A pivot is the leading entry of a non-zero row. In a matrix in row echelon form, the number of pivots is equal to the rank of the matrix, which is the number of linearly independent rows or columns. A matrix with a pivot in every column is said to be in reduced row echelon form, and it is unique for a given matrix.
Linear Transformation Matrix PropertiesA linear transformation is a function that maps a vector from one vector space to another vector space. The matrix associated with this transformation is a way of representing the linear transformation using a matrix. The row echelon form of the matrix is a specific way of arranging the matrix, where all the leading entry of a non-zero row is to the right of the leading entry of the row above it, and all the entries below a leading entry are zero. The properties of the transformation can be determined by analyzing the row echelon form of the matrix.
For example, if the row echelon form of the matrix has a pivot in every column, it means that the transformation is one-to-one (meaning that the function assigns a unique output for each input). On the other hand, if the row echelon form of the matrix has a pivot in every row, it means that the transformation is onto(meaning that the function's range is equal to the output vector space). If there are zero rows in the row echelon form of the matrix, it means that the transformation is not one-to-one.
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How many pieces 1 4/5 in. long can be cut from 22 metal rods each 21 in. long? Disregard the waste.
The required number of pieces cut from 22 metal rods each 21 in are 242 pieces.
What is mixed fraction?A mixed fraction is one that is represented by both its quotient and remainder. For example, 2 1/3 is a mixed fraction, where 2 is the quotient, 1 is the remainder. An amalgam of a whole number and a legal fraction is a mixed fraction.
According to question:We have,
1(4/5) = 9/5 ,
So,
21/9/5
105/9
11(6/9)
Now,the waste is 6/9
Number of pieces are 11(22)
= 242 pieces
Thus, required number of pieces are 242.
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99 = 96 = 9[?] Enter the missing exponent.
Is the relation in this set of points a function?
{(2,-3), (3,-3), (1,4), (9,2)}
This is a function
This is not a function
Answer: this is a function since there is only one value of y for every value of
Step-by-step explanation:
shown below is a clock face with no hands. what is the degree measure of the smaller angle formed by the hands of a clock at $10$ o'clock?
The degree measure of the smaller angle formed by the hands of a clock at 10 O'clock is 60°.
The degree measure of a full circle is 360 degrees. The clock face is divided into 12 equal parts, or 30-degree increments, for the hours. At 10 o'clock, the hour hand would point to the 10 on the clock face, and the minute hand would point to the 12.
This makes them 1/6th of a circle apart, and (1/6) * 360° = 60°.
The angle between the two hands would be formed by the distance between the 10 and the 12, which is 60 degrees.
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you run 10 miles in 12 days. Your goal is to run a total of 25 miles in 30 days. Are you on track to meet your goal? Explain.
Answer:
yes u would be on track.
Step-by-step explanation:
yes; 10 miles in 12 days is equivalent to 10 ÷ 2 = 5 miles in 12 ÷ 2 = 6 days.
:o)
2: nes of Best Fit Terms of Uno What is the equation of this trend line? Enter your answers by filling in the boxes. K=J+ ← Vanable K 36 201284 CERRA 132. 0 ● O 4 6 8 10 Variable J 12 14 16 1 2 3 4 5 Next ▸ K12 6
Indicated by a trend line is a linear relationship. Y = mx + b, where x is the independent variable and b is the constant, is the equation for a linear connection.
What is the equation for the best fitting line?Y=mx+b, where m is the slope and b is the y-intercept, can be used to express the equation of a line of best fit. We'll look at two examples that illustrate a scatter plot with a line of best fit to help you grasp the idea of how to generate predictions and approximations of the line of best fit's equation.You may create a trend line by simply drawing a line that follows the current trend on a chart. If you can connect at least two tops or bottoms together when constructing trend lines, that is ideal. The trend line is stronger if there are more connected tops or bottoms.To learn more about variable refer to:
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A set of points is shown on the graph.
Which of the following equations is the best model for a line of fit for the data?
Oy-2/3x+7
Oy=-2/3x+7
Oy=1/3x+7
Oy=-1/3x+7
The linear function with a slope of 1/3 and intercept of 7 is defined as follows:
y=1/3x+7.
How to define the linear function?The slope-intercept definition of a linear function is given as follows:
y = mx + b.
For which the parameters are given as follows:
m is the slope.b is the intercept.Considering a slope of 1/3 and intercept of 7, the values of the parameters are given as follows:
m = 1/3, b = 7.
Hence the function is defined as follows:
y = 1/3x + 7.
Missing InformationThe problems asks for the linear function with a slope of 1/3 and intercept of 7.
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let f be a function defined on the closed interval -5 find all values x at which f has a relative maximum. justify your answer
The values for x at which f has a relative maximum are -3 and 4.
A relative maximum is a point on a function where the function has the highest value within a certain interval or region. It is a local maximum, meaning that it is the highest value within a certain interval, but it may not be the highest value overall.
For example, a function may have multiple relative maxima but only one global maximum.
It's important to note that a relative maximum is not always an actual maximum, it's only a maximum in a specific interval or region of the function.
It's also important to note that for some functions, there might not be any relative maximum in the interval or domain where the function is defined, and for others, it might have a relative maximum at the endpoint of the interval.
On plotting the zeroes of the f(x) on the number line we observe the value of the derivative of f(x) changes from positive to negative indicating points of relative maximum.
Therefore, The values for x at which f has a relative maximum are -3 and 4.
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Solve for x and graph the solution on the number line below.
The solution of the inequality is 8 ≥ x or x > 10. The graph of the solution is attached
How to solve for x and graph the solution on the number line?An inequality compares two values, showing if one is less than, greater than, or simply not equal to another value e.g. 5 < 6, x ≥ 2, etc.
Solving for x:
11≥ 2x - 5 or 2x - 5 > 15
Collect like terms:
11 + 5 ≥ 2x or 2x > 15 + 5
16 ≥ 2x or 2x > 20
8 ≥ x or x > 10
Note: 8 ≥ x can also be written as x ≤ 8
We can combine the two as follow:
Inequality notation: 8 ≥ x > 10
The graph of the solution is attached
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___ planning is the process of identifying long-term organizational goals, strategies, and resources.
a. Opportunity b. Preliminaryc. Strategicd. Vertical
Strategic planning is an essential process for any organization that wants to succeed and achieve long-term success. It involves identifying long-term organizational goals, strategies, and resources that will help the organization reach its objectives.
Option C. Strategic planning is the process of identifying long-term organizational goals, strategies, and resources.Strategic Planning: Achieving Long-Term Organizational GoalsThis process requires a comprehensive assessment of the organization's current and future needs, including its strengths and weaknesses, opportunities and threats, and the external environment. Once identified, the organization must develop and implement a plan to achieve its goals and objectives. This involves setting objectives, developing and implementing strategies and tactics, and allocating resources in a way that will maximize the organization's chances of success.
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Determine what the key terms refer to in the following study A study was conducted in a local community to analyze which voters would be likely to vote and how on an (____) Variable (____) Sample (____) Population
(____) Statistic (____) Parameter (____) Data a. voted, didn't vote, voted
b. a group of voters in the community who voted, randomly selected
c. the number of eligible voters who actually plan to vote d. the number of eligible voters in the study who actually plan to vote e. the attendance of a single voter f all eligible voters in the comunity
To determine the key terms refer to in the following conducted study in a local community will be as follows:
a. voted, didn't vote, voted will be variable.
b. a group of voters in the community who voted, randomly selected will be sample.
c. the number of eligible voters who actually plan to vote will be population.
d. the number of eligible voters in the study who actually plan to vote statistic.
e. the attendance of a single voter will be data
f. all eligible voters in the comunity will be parameter.
Any quantity calculated from sample values and taken into consideration for statistical purposes is referred to as a statistic (singular) or sample statistic. A population parameter estimate, a sample description, or a hypothesis evaluation are examples of statistical purposes. Statistics are expressed as the average (or mean) of sample values.
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Given that x, y, and z are real numbers that satisfy:and that x+y+z = \frac{m}{\sqrt{n}}, where m and n are positive integers and n is not divisible by the square of any prime, find m+n.
m+n is equal to (x+y+z)^2 + n x, y, and z are real numbers.
First, we can rewrite x+y+z as n(x+y+z)^2.
Then, we can substitute x^2+y^2+z^2 into the equation and solve for m^2. We get m^2 = (x+y+z)^3 - 3xyz, which can be simplified to
m^2 = (x+y+z)(x^2+y^2+z^2-xyz).
We can substitute the original equation back in to get
m^2 = (x+y+z)\frac{m^2}{n}.
Then, we can divide both sides of the equation by (x+y+z) to get m^2 = \frac{m^2}{n}. Finally, we can solve for m+n by multiplying both sides of the equation by n, which gives us m+n = m^2.
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Help me ASAP math question.
Jennifier was paid $1.49 for each shirt, $4.99 for each pair of slacks and $7.99 for each sports coat.
What is Equation?Two or more expressions with an Equal sign is called as Equation.
Let x = shirts, y = slacks, z = sports coats.
Set up your systems of equations equations.
3x+2y=$14.45..(1)
6x+2y+z=$26.91...(2)
4x+2z=$21.94...(3)
From equation 2
$14.45+3x+z=$26.91
3x+z=12.46...(4)
Multiply equation 4 with 2
6x+2z=24.92..(5)
6x+2z-4x-2z=24.92-21.94
2x=2.98
Divide both sides by 2
x=$1.49
Now plug in x value in equation 1.
3(1.49)+2y=$14.45
4.47+2y=14.45
2y=9.98
Divide both sides by 2
y=$4.99
4x+2z=$21.94
4(1.49)+2z=21.94
5.96+2z=21.94
2z=21.94-5.96
2z=15.98
Divide both sides by 2
z=$7.99
Hence, Jennifier was paid $1.49 for each shirt, $4.99 for each pair of slacks and $7.99 for each sports coat.
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8x-3y=11
Solving for Y
Answer:x=13
Step-by-step explanation:
24. in problem 23, how many different paths are there from a to b that go through the point circled in the following lattice? b ross, sheldon. first course in probability, a (p. 17). pearson education. kindle edition.
Total 18 different paths are there from a to b that go through the point circled in the following lattice
In the given question, we have to find how many different paths are there from a to b that go through the point circled in the following lattice.
The diagram of the lattice is given below:
Therefore, we must first go from A to the encircled point.
We must travel 2 horizontally and 2 vertically to do that.
Now, to get to this point, we have ways = [tex]C_{2}^{4}[/tex] ways
Total ways to go from A to the encircled point = [tex]\frac{4!}{2!(4-2)!}[/tex]
Total ways to go from A to the encircled point = 6 ways
Additionally, we must travel 2 horizontal and 1 vertical units to get from the encircling point to B.
As a result, total ways to go from the encircling point to B = [tex]C^{3}_{1}[/tex]
Total ways to go from the encircling point to B = [tex]\frac{3!}{1!(3-1)!}[/tex]
Total ways to go from the encircling point to B = 3 ways
So, different paths are there from a to b = 6×3
Different paths are there from a to b = 18 ways
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a manufacturer produces custom metal blanks that are used by its customers for computer-aided machining. the accompanying data (manufacturing.xlsx) were sampled from the accounting records of 40 orders filled during the previous three months. you are interested in formulating a multiple linear regression model with y as the average dollar cost per unit, x1 as the material cost per unit, and x2 as the labor hours per unit.
In JMP, open the data in Fit Model and choose scatterplot, and a residual usually looks like the scatterplot but more extended vertically.
(a): Yes, because there is not much of a trend in the data.
(b): The materials cost is a very small percentage of the average cost. It could be true that items that use fewer materials take more labor hours to make ready for the customer.
(c): chose a correct residual plot
In JMP, in the top red triangle, click on save columns, and then click on Residuals. Then go to the data table in JMP and in Graph, press GRAPH BUILDER... put residuals on y and # of labor hours on x
As the number of labor hours increases, the residual values from the regression also tend to increase, suggesting that the labor input is a lurking variable.
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In the expression n + 23 ,23 is a
In the expression n + 23 ,23 is a constant because it contains two part and other part is variable.
What is algebraic equation?The concept that will be used here is algebraic equation, The term "algebraic equation" refers to a formulation of the equality of two expressions using the algebraic operations of addition, subtraction, multiplication, division, raising to a power, and extraction of a root on a set of variables. One example is x3 + 1.
We were given n + 23
n is the dependent variables which changes with the input.
23 is the constant that never changes.
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The area of the rectangle is 10 5/6in squared. The height is 4 1/3in. What is the length of the base
The length of the base is equal to 13 inches.
How to calculate the area of a rectangle?Mathematically, the area of a rectangle can be calculated by using this formula:
A = LW
Where:
A represents the area of a rectangle.W represents the width or base of a rectangle.L represents the length or height of a rectangle.Substituting the given points into the area of rectangle formula, we have the following;
10 5/6 = 4 1/3 × base
65/5 = 13/3b
Length of the base, b = 65/5 ÷ 13/3
Length of the base, b = 65/5 × 3/13
Length of the base, b = 195/65
Length of the base, b = 13 inches.
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I got the 1st one, but I need help with the second one.
The ratio of rubies to diamonds is given as follows:
4.
How to obtain the ratio?The ratio between two amounts is obtained applying proportions, as the ratio between the amounts a and b is given by the division of a by b, as follows:
r = a/b.
The amounts in this problem are given as follows:
x rubies.y diamonds.The number of rubies is four times the number of diamonds, hence:
x = 4y.
Then the ratio between the number of rubies and the number of diamonds is given as follows:
r = 4y/y
r = 4.
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f(3)=
Slove f(×)=3
×=
The solution for f(3) in the function is -7772
How to determine the solution for f(x) in the function?From the question, we have the following equation that can be used in our computation:
f(x) = 4 − (x + 3)⁵
Also from the question, we have
f(3)
This means that the value of x is 3, and we calculate f(x) when x = 3
Substitute the known values in the above equation, so, we have the following representation
f(3) = 4 − (3 + 3)⁵
Evaluate
f(3) = −7772
Hence, the solution is −7772
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Complete question
Given f ( x ) = 4 − ( x + 3 )^5, find f(3).
Can someone help me with this question, Solve for "X"
Answer:
[tex]x = 2 \: and \\ y = 5[/tex]
Step-by-step explanation:
greetings!!!
look at the attachment above
Hope it helps!!!
which of the following conditions is/are not necessary to justify the use of t procedures in a significance test for the slope of a regression line? for each given value of x, the values of the response variable y are normally distributed. for each given value of x, the values of the response variable y are dependent. for each given value of x, the standard deviation of y is the same. i ii iii i and iii i and ii
The conditions that are required to validate the use of t for the significance test would be:
D). l and ll only
A response variable, also known as a dependent variable, is a variable that is being studied or measured in an experiment or statistical analysis. It is the outcome or output of the study, and its value is influenced by one or more predictor variables, also known as independent variables.
The goal of a study is often to understand how the response variable is affected by the predictor variables.
For example, in a medical study, the response variable might be the level of a certain protein in the blood, and the predictor variable might be the dosage of a new drug being tested.
In a marketing study, the response variable might be the number of units sold of a product, and the predictor variables might be the price of the product and the advertising budget.
Therefore, The conditions that are required to validate the use of t for the significance test would be:
D). l and ll only
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Lorinda has started to think about saving for retirement. She reads a recommendation that says she should
save at least 3/10 of her income because she is over 40 years old. Lorinda makes $58,000 a year. How much
should she save in one year according to this recommendation?
The amount to save according to the recommendation of 3/10 of income is $17400.
What are fractions?In mathematics, a fraction is used to denote a portion or component of the whole. It stands for the proportionate pieces of the whole. Numerator and denominator are the two components that make up a fraction. The numerator is the number at the top, and the denominator is the number at the bottom. The denominator specifies the total number of equal parts in the whole, whereas the numerator specifies the number of equal parts that were taken.
Given that the amount made in a year is $58,000.
The recommended savings is 3/10 thus:
(58000) (3/10) = 17400
Hence, according to the recommendation the amount that needs to be saved in one year is, $17400.
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What is the value please help me do this I’ll put brainliest for the first person to answer it correctly
The square root of 6^2 (√6²) is 6.
What is square root?
Square root of a number is a value, which on multiplication by itself, gives the original number. The square root is an inverse method of squaring a number. Hence, squares and square roots are related concepts.
Suppose x is the square root of y, then it is represented as x=√y, or we can express the same equation as x^2 = y. Here, ‘√’ is the radical symbol used to represent the root of numbers. The positive number, when multiplied by itself, represents the square of the number. The square root of the square of a positive number gives the original number.
For example, the square of 3 is 9, 32 = 9 and the square root of 9, √9 = 3. Since 9 is a perfect square, hence it is easy to find the square root. But for an imperfect square like 3, 7, 5, etc., we have to use different methods to find the square root.
Now ,
given expression √6²
=√36
square root value of √6² =6
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The square root of 6^2 (√6²) is 6.
What is square root?
Square root of a number is a value, which on multiplication by itself, gives the original number. The square root is an inverse method of squaring a number. Hence, squares and square roots are related concepts.
Suppose x is the square root of y, then it is represented as x=√y, or we can express the same equation as x^2 = y. Here, ‘√’ is the radical symbol used to represent the root of numbers. The positive number, when multiplied by itself, represents the square of the number. The square root of the square of a positive number gives the original number.
For example, the square of 3 is 9, 32 = 9 and the square root of 9, √9 = 3. Since 9 is a perfect square, hence it is easy to find the square root. But for an imperfect square like 3, 7, 5, etc., we have to use different methods to find the square root.
Now ,
given expression √6²
=√36
square root value of √6² =6
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Hue is arranging chairs. She can form 2 rows of a given length with 3 chairs left over, or 8 rows of that same length if she gets 15 more chairs. Complete the equation and solve it to find how many chairs are in that row length.
Answer: If Hue can form 2 rows of a given length with 3 chairs left over, we can represent this as:
2x + 3 = chairs in that row length
Also, if she can form 8 rows of that same length if she gets 15 more chairs, we can represent this as:
8x + 15 = chairs in that row length
Since the number of chairs in that row length is the same in both equations, we can set them equal to each other:
2x + 3 = 8x + 15
To solve for x, we can subtract 3 from both sides:
2x = 8x + 12
Then we can subtract 2x from both sides:
6x = 12
Finally, we can divide both sides by 6:
x = 2
So the number of chairs in that row length is 2x + 3 = 2(2) + 3 = 7.
Step-by-step explanation:
Which of the following are equivalent to
five quarts?
A 1 1/2-gallons
B 18 cups
C 160 ounces
D 32 tablespoons
Answer:
Step-by-step explanation:
5 quart to gallon is 1.25
5 quart to cup is 20
5 Quart to oz is 160
5 Quart to tablespoon is 320
Answer: C
Solve system of equations for unknown variables. X+y=21
We can only say that X+y=21 is a true statement for any values of X and y that satisfy this equation.
What do you mean by Elimination?In mathematics, elimination is the process of solving a system of equations by eliminating variables. Elimination involves two steps: first, a variable is chosen to be eliminated and then the coefficients of the variable are used to modify the remaining equations so that they contain only the other variables.
To solve for the unknown variables, we can use the following methods:
Graphing: We can graph the equation on a coordinate plane by plotting the line of the equation. The point of intersection of the line with the x and y-axis represents the solution of the system of equations.
Substitution: We can solve for one variable in terms of the other by isolating one variable and substituting it into the other equation.
Elimination: We can eliminate one variable by adding or subtracting the equations to eliminate one of the variables.
In this case, we don't have any other equation to solve the system, so we can not find a unique solution, we can only say that X+y=21 is a true statement for any values of X and y that satisfy this equation.
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if f(x)=x^2 +2x - 10, what is f(-2)
Answer:
f(-2)=14
Step-by-step explanation:
f(x)=x^2 +2x - 10 and f=(-2)
f(-2)=-2^2 +2(-2) - 10
4+0+10
14
f(-2)=14
:)