Step-by-step explanation:
first change meter to centimeters
2.5×100= 250
60+35+90=185
250 - 185= 65cm
65 is the final answer
meter to centimeters
2.5×100= 250
60+35+90=185
250 - 185= 65cm
= 65cm
Pleeease mark brainliest (it would make me super happy :))
Find several points that are on the graph of the function y = x^2 + 1. Plot the points in a coordinate plane.
Is this a linear function? Explain.
Answer:
Below.
Step-by-step explanation:
Plot following points.
Calculate the point by plugging in values of x into x^2 + 1
for example When x = 0, y = 0^1 + 1 = 1.
So plot plot (0, 1),
Make a table of points to plot:
x -3 -2 -1 0 1 2 3
y 10 5 2 1 2 5 10
When you plot the points you'll see the graph is U shaped.
The function is of second degree (as it contains x^2) so it wont be linear.
Which of the lists of letters all have rotational symmetry?
C,H, N, X
N.O.S. Z
H.J.N.S
F.H. X. Z
Answer:
N, O, S, Z, which will be B
Step-by-step explanation:
I WILL GIVE BRAINLIEST :)
A car repair shop charges an hourly rate plus a pickup and delivery fee. The graph below represents the relationship between the total cost of the repair, including pickup and delivery fee, and the number of hours it takes the shop to complete the repairs.
Answer: I got 50x+$75 but I’m not too sure for the last step
Step-by-step explanation:
Answer:
y=50x+75
Step-by-step explanation:
y=125=225-125 Divide 3-1 (x-1)
y-125=50(x-1)
y=50x-50+125
y=50x+75
How many lemons are needed to fill 375 ml bottle of lemon juice if 2 large lemons fill 100ml
Answer:
Answer:
7 and half
Explanation:
cuz if the two lemin fill two then one will fill 50ml ,
then,7×50=350 the remaining is 25 ml which is half of 50 ml so this is half of one lemon.so the answer is 7 and half
Answer:
7 and a half
Step-by-step explanation:
2 lemons=100 ml
?=375 ml
Cross multiplication to get ? which will bring
(375×2)÷ 100 giving 7 ½
Find the midpoint of AB for: A(7,0)|and B(0,3)
Answer:
[tex]\boxed {\boxed {\sf (\frac {7}{2}, \frac{3}{2}) \ or \ (3,5, 1.5) }}[/tex]
Step-by-step explanation:
The midpoint is essentially a point with the average of the 2 x-coordinates and the 2 y-coordinates.
The formula is:
[tex](\frac {x_1+x_2}{2}, \frac{y_1+y_2}{2})[/tex]
We are given two points: A (7,0) and B (0, 3). Remember points are written as (x, y).
Therefore,
[tex]x_1= 7 \\y_1=0 \\x_2=0 \\x_2=3[/tex]
Substitute the values into the formula.
[tex](\frac {7+0}{2}, \frac{0+3}{2})[/tex]
Solve the numerators first.
[tex](\frac {7}{2}, \frac{3}{2})[/tex]
The midpoint can be left like this because the fractions are reduced, but it can be written as decimals too.
[tex](3.5, 1.5)[/tex]
Lena is asked to write an explicit formula for the graphed geometric sequence.
On a coordinate plane, 3 points are plotted. The points are (1, 1), (2, 2.5), (3, 6.25).
What value, written as a decimal, should Lena use as the common ratio?
1.0
1.5
2.5
2.0
Answer:
C
Step-by-step explanation:
I took the quiz and got it right
The common ratio of the geometric sequence is r = 2.5
What is Geometric Progression?A geometric progression is a sequence in which each term is derived by multiplying or dividing the preceding term by a fixed number called the common ratio.
The nth term of a GP is aₙ = arⁿ⁻¹
The general form of a GP is a, ar, ar2, ar3 and so on
Sum of first n terms of a GP is Sₙ = a(rⁿ-1) / ( r - 1 )
Given data ,
Let the terms of the GP be represented as A
Now , A = 1 , 2.5 , 6.25
where the common ratio = second term / first term
On simplifying , we get
r = 2.5 / 1
r = 2.5
Hence , the common ratio is r = 2.5
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Burger Queen a popular fast food restaurant among college students has undertaken a study to determine the weights of the hamburgers served in its new location in San Marcos, TX. Half pounders should weigh at least 8 ounces. The weight is assumed to be normally distributed. A sample of 500 hamburgers reveals the average precooked weight to be 8.02 ounces, with a standard deviation of .4 ounce.
1. What is the probability that a hamburger selected at random will weigh between 7.76 and 8.02 ounces?
2. What is the probability that a hamburger selected at random with less than 7.52 ounces?
Answer:
1. 0.2422 = 24.22% probability that a hamburger selected at random will weigh between 7.76 and 8.02 ounces
2. 0.1056 = 10.56% probability that a hamburger selected at random with less than 7.52 ounces.
Step-by-step explanation:
Normal Probability Distribution:
Problems of normal distributions can be solved using the z-score formula.
In a set with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the zscore of a measure X is given by:
[tex]Z = \frac{X - \mu}{\sigma}[/tex]
The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.
A sample of 500 hamburgers reveals the average precooked weight to be 8.02 ounces, with a standard deviation of .4 ounce.
This means that [tex]\mu = 8.02, \sigma = 0.4[/tex]
1. What is the probability that a hamburger selected at random will weigh between 7.76 and 8.02 ounces?
This is the pvalue of Z when X = 8.02 subtracted by the pvalue of Z when X = 7.76. So
X = 8.02
[tex]Z = \frac{X - \mu}{\sigma}[/tex]
[tex]Z = \frac{8.02 - 8.02}{0.4}[/tex]
[tex]Z = 0[/tex]
[tex]Z = 0[/tex] has a pvalue of 0.5
X = 7.76
[tex]Z = \frac{X - \mu}{\sigma}[/tex]
[tex]Z = \frac{7.76 - 8.02}{0.4}[/tex]
[tex]Z = -0.65[/tex]
[tex]Z = -0.65[/tex] has a pvalue of 0.2578
0.5 - 0.2578 = 0.2422
0.2422 = 24.22% probability that a hamburger selected at random will weigh between 7.76 and 8.02 ounces.
2. What is the probability that a hamburger selected at random with less than 7.52 ounces?
This is the pvalue of Z when X = 7.52. So
[tex]Z = \frac{X - \mu}{\sigma}[/tex]
[tex]Z = \frac{7.52 - 8.02}{0.4}[/tex]
[tex]Z = -1.25[/tex]
[tex]Z = -1.25[/tex] has a pvalue of 0.1056
0.1056 = 10.56% probability that a hamburger selected at random with less than 7.52 ounces.
3/5x(variable) + 5.6 = 45.6
SHOW STEPS PLEASE!
sorry i gave a bad answer
This Stem-and-Leaf Plot shows the number of minutes a group of students spent talking on the phone on a particular day. If 33 and 35 are added to the data, which statement will be true?
A. The median will change; the mode will stay the same.
B. The mode will change; the median will stay the same.
C. The median and the mode will both change.
D. The median and the mode will stay the same.
Answer: correct answer is a
Step-by-step explanation:
11. Which value makes the following inequality TRUE? 4 – 8x > 2 11
Answer:
If that number is 211, then any value below -26 will work
Which of the following could not be a value for x?
Answer: its B or D
Step-by-step explanation: please tell if im wrong
What’s the answer and how to get it done without me
Answer:uhmmmmm
Step-by-step explanation:
Factor: 3.x2 + 7x + 2
Answer:
x= -1/3 and -2
I have made it in above picture
If f(x)= 11 when f(x) = 5x-17, find x.
(Type an exact answer, using radicals as needed.)
Answer:
x = 28/5
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightEquality Properties
Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of EqualityAlgebra I
FunctionsFunction NotationStep-by-step explanation:
Step 1: Define
f(x) = 5x - 17
f(x) = 11
Step 2: Solve for x
Substitute in f(x) [Function]: 11 = 5x - 17[Addition Property of Equality] Add 17 on both sides: 28 = 5x[Division Property of Equality] Divide 5 on both sides: 28/5 = xRewrite: x = 28/5fyyyyyyyyyyyyyyyyyyyyyyyy
Answer:
Standard Form:
80.92
Expanded Form:
80 + 0 + 0.9 + 0.02 = 80.92
Standard Form:
67.03
Expanded Form:
60 + 07 + 0.0 + 0.03 = 67.03
Hope its correct :)
Answer:
what they said
Step-by-step explanation:
What is the vector sum of 7, 5 and 13, −5? 20, 0 20, 10 6, 0 6, 10
Answer:
{20, 0}.
Step-by-step explanation:
Michael has $1,000.95 in his checking account. He is going to spend $472.87 on a new television, and he will spend the rest on speakers that cost $48.00 each. Which of the following inequalities would determine the maximum number of speakers, x, Michael can buy without spending more money than he has in his account?
A.
$1,000.95 < $48.00x + $1,000.95
B.
$472.87 + $48.00 + x < $1,000.95
C.
$48.00x + $472.87 < $1,000.95
D.
$1,000.95 + $472.87 > $48.00 + x
Answer:
C bc 48 is the cost of sneakers, x is the number of sneakers, that plus the tv has to be less than 1000.95
*
Question 2
If a calculator is sold for $15.95, then the revenue in dollars, R, generated by this item
is given by the formula R=15.959, where a represents the number of calculators sold.
Use the formula to determine the revenue generated by this item if 40 calculators are
sold.
Answer:
Answer is in the photo so you have so look in this give wribsite
In the isosceles trapezoid shown, GJ = 5, HI = 9, and GI = 8.6. Determine the length
of HJ.
Answer
8.6
Step-by-step explanation:
Answer:
8.6
Step-by-step explanation:I took the test
Wendy can solve a brain teaser in 15 minutes. When she works with Arby, they can solve in 5 minutes. Which statement is true
Answer:
Wheres the statements?
Step-by-step explanation:
Line I is parallel to line m. If the
measure of Z6 is 75°, what is the
measure of 24?
1/2
473
B
5/6 = 75
7/8
Enter
Answer:
75
Step-by-step explanation:
alternate interior angles are always equal, so that means 6 = 4 = 75.
Work out the area of a rectangle with base, b = 22mm and perimeter, P = 50mm.
b
The diagram is not drawn to scale.
mm2
Answer: A=22^2
Step-by-step explanation: Hope this helps
640(3) + 6.25(40) + 8.75(60)
2695
Hope this helps you!
Given a circle with diameter 12cm inside of a square, find the area of the shaded region.
Answer:
30.9 assuming the shaded area are the corner areas of the square not occupied by the circle
Step-by-step explanation:
solve for the area of the square by using the diameter of the circle area of the square=144 then solve for the area of the circle using the radius circle=113.1 the subtract from each other which would equal 30.9
Jenna has a maximum of $38 to spend at the movies. A ticket costs
$8.50 and she has x, dollars to spend on snacks. Which inequality
represents all of the possible values for x?
A. x ≥ 29.50
B. x ≤ 46.50
C. x ≥ 46.50
D. x ≤ 29.50
Farmer Brown is tilling her field. Farmer Brown tills 2/3 of an acre in 2/7 of an hour. What is Farmer Brown's unit rate of tilling?
Answer:
2 1/3 acres per hour
Step-by-step explanation:
If you divide both numbers by 2, you get 1/3 and 1/7. If 7 makes up an hour, then you multiply 1/3 by 7, which gets you 2.333.. which is equivalent to 2 1/3.
what is the GCF of 12a and 16ab
Answer:
4a
Step-by-step explanation:
Greatest Common Factor is the largest number that the two terms can be divided by
The largest number that these could be divided by is 4a
12a/4a=3
16ab/4a=4b
4a(3+4b)
Find the area of the semicircle. Round your answer to the nearest hundredth. YEAH IVE BEEN STUCK ON THIS help please I need the steps if possible:(
Answer:
your answer will be 127.17 sq in
Step-by-step explanation:
hope it helps you
have a wonderful day!!!
Answer:
=127.23
Step-by-step explanation:
we can start of by finding the area of a CIRCLE
18/2=9
9=radius
area of circle= pi*r squared
9 squared=81*pi=254.4690
Now we can half the area of the circle to find out the area of the semi circle as a semi circle is just half a circle therefore half the area of a circle
254.469/2=127.2345
127.2345=127.23
=127.23
Hope this helped
Consecutive angles in a parallelogram
are
A. supplementary
B. convex
C. congruent
D. acute
E parallel
The consecutive angles in a parallelogram are supplementary
What is a Parallelogram?A parallelogram is a simple quadrilateral with two pairs of parallel sides. The opposite or facing sides of a parallelogram are of equal length and the opposite angles of a parallelogram are of equal measure
The sum of angles of a parallelogram is 360°
The four types are parallelograms, squares, rectangles, and rhombuses
Properties of Parallelogram
Opposite sides are parallel
Opposite sides are congruent
Opposite angles are congruent.
Same-Side interior angles (consecutive angles) are supplementary
Each diagonal of a parallelogram separates it into two congruent triangles
The diagonals of a parallelogram bisect each other
Given data ,
Let the parallelogram be represented as ABCD
Now , In a parallelogram, consecutive angles are always supplementary, which means the sum of two consecutive angles is always 180 degrees
This property holds true for all parallelograms
Hence , the consecutive angles are supplementary
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HEEEEELP please i need it
Answer:
Person 3 earns the most money every year
Step-by-step explanation:
Answer:
Person 3 makes the most money every year.
Step-by-step explanation:
Just analyze the graph. Options A and C can be easily eliminated. We're left with options B and D. We know it's going to be option D because person 3 can't make twice as much money as person 1, since person 1 made $9.00 and person 3 made $15.00.