Zoe earned $482.50 at her job when she worked for 25 hours. What was her hourly wage, in dollars per hour?
Answer:
19.3
Step-by-step explanation:
482.5/25=
19.3
Andre and Elena are each saving money. Andre starts with $100 in his savings account and adds $5 per week. Elena starts with $10 in her savings account and adds $20 each week.
a. After four weeks, who has more money in their savings account? Explain how you know.
Answer:
Andre has more money in his savings account.
Step-by-step explanation:
We need to have equations for both Andre and Elena. Andre starts with $100 in his savings and adds $5 per week. Based on this, Andre's equation will be y = 5x + 100. Elena starts with $10 and adds $20 per week. Based on this, Elena's equation will be y = 20x + 10.
Andre: y = 5x + 100
Elena: y = 20x + 10
We have to figure out who will have more money in their account after 4 weeks. To do that, we plug in 4 into x because x is the number of weeks.
Andre: y = 5(4) + 100
y = 20 + 100
y = 120
Andre has $120 after 4 weeks.
Elena: y = 20(4) + 10
y = 80 + 10
y = 90
Elena has $90 after 4 weeks.
Which is greater? $120 or $90? That's right, its $120. Andre has more money in his savings account. I hope this helps!
In which branch of statistics would a researcher acquire twenty-five 2000 Toyota Celicas, drive them until they had a major mechanical failure, record the final mileage, and then write a report for Car and Driver?
Answer:
The answer is "descriptive statistics".
Step-by-step explanation:
Descriptive statistics are short descriptive factors that add up a production set, that can be either a reflection of a whole or a sample population. It is broken down into cumulative frequency measurements and variance measurements. The study uses descriptive statistics to explain the profile of the respondents. People give simple summaries about the sample as well as the actions.
Julio has begun investing money. The value of Julio's investment can be modeled by the equation LaTeX: y=8150t (1.14\right)^t = 8150 ( 1.14 ) t where t is the number of years since 2010 and y is the value in dollars. What was the value of Julio's investment in 2018? Round your answer to the nearest dollar. Group of answer choices
Answer:
23,249 dollars
Step-by-step explanation:
Given the value of Julio investment expressed as;
y = 8150(1.14^t)
y is the value in dollars
At 2018, the number of years he has used in investing will have e=been 8 years. Substitute t = 8 into the expression;
y = 8150(1.14^8)
y = 8150(2.8526)
y = 23,248.58
Hence the investment amount in 2018 is 23,249 dollars
How many 5/16's are in 1 1/17? help pls
Answer:
2 and 1
Step-by-step explanation:
5 could only go in 16 2 Times and 11 could only go in 17 1 time
Select the correct answer.
The time, t, in seconds, required for an object accelerating at a constant rate of a meters/second to travel a distance of d meters is given by this equation.
t=√2d/a
Which equation expresses d in terms of t and a?
A. d=2at^2
B. d=√2t/a
C. d=at^2/2
D. √a/2t
Answer:
(A)
Step-by-step explanation:
Option A. d=2at^2
720
Plato.
t=√2d/a
12=√2d/10
12²=(√2d/10)²
144=2d/10
2d=(144)(10)
d=1440/2
=720
Can an object accelerate if it's moving with constant speed?
Yup! Many people find this counter-intuitive at first because they forget that changes in the direction of motion of an object—even if the object is maintaining a constant speed—still count as acceleration.
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Shaunda answered 86% of the questions on her test correctly. If there were 50 questions on the test, how many did she NOT answer correctly?
pls help
Answer: 7 Answers Incorrect
Step-by-step explanation:
86% may be written as (86/100) or as 0.86.
Since "it's a ratio (sic.) problem," then:
86/100 = correct/50
correct = (86/100)*50 (multiply both sides by 50)
correct = 43
And, 50-43 = 7 incorrect
(What number makes the equation true? Enter the answer )4=20 divided by
Answer:
5
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
We can divide 20 by 4 to find the other number that 20 is divisible by. 20 divided by 4 is 5. So, 20 divided by 5 is 4.
three times the sum of a number x and 3 is 10 plus twice the difference of the number x and another number y
Step-by-step explanation:
We have 3(x + 3) = 10 + 2(x - y).
=> 3x + 9 = 10 + 2x - y
=> x = 1 - y
=> y = 1 - x.
(Rewritting it as a mathematical statement is the 1st line)
In Gwinnett, the sales tax is 6%. You buy a watch that costs $45.50. What is the TOTAL cost including tax?.
Answer: $48.23
Step-by-step explanation: %6 is equal to 0.06 so you can multiply the price of the watch by 1.06 because that is the base price plus the sales tax. That gets you $48.23
3=e/2 what is e then?
Answer:
e=6
3=6/2
Step-by-step explanation:
May I have brainiest I'm trying to level up!
</3 PureBeauty
Graph the following equation:
y= -0.8x
Answer:It's all below!
Step-by-step explanation:
The graph of the equation y = - 0.8x is shown in figure.
What is Equation of line?The equation of line in point-slope form passing through the points
(x₁ , y₁) and (x₂, y₂) with slope m is defined as;
⇒ y - y₁ = m (x - x₁)
Where, m = (y₂ - y₁) / (x₂ - x₁)
We have to given that;
The equation is,
⇒ y = - 0.8x
Now, This equation shows the linear expression.
Hence, The graph of the equation y = - 0.8x is shown in figure by straight line.
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No Solutions
23 + 5 + 2x + 3x =
One Solution
2x+5+ 2x + 3x =
Infinitely Many Solutions
2x + 5 + 2x + 3x =
Answer:
For No Solution
x = 27/5
For one solution
x = 5/7
For Infinitely many solutions
same as one sol7
A map has a scale of 1: 1250000. On a map, The cave of truth is 1.9cm away from the waterfall of dreams. How far away are they in real life?
Answer:
2,375,000
Step-by-step explanation:
From the question,
A map has a scale of 1: 1250000.
We are told that:
On a map, The cave of truth is 1.9cm away from the waterfall of dreams.
How far away are they in real life?
This is calculated as:
1 = 1250000
1.9 = x
Cross Multiply
x = 1.9 × 1250000
x = 2,375,000
Therefore, there distance in real life = 2,375,000
Find the value of x.
Answer:
The value of x is 120°
Step-by-step explanation:
We should draw a line parallel to the given parallel lines and passes through the vertex of the measure x and divides it into two angles of measures x1 and x2, look at the attached figure
In the given figure
∵ The dashed line is parallel to the given line up
∴ The angle of the measure 70° and the angle x1 are alternate angles
∵ The alternate angles are equal in measures
∴ x1 = 70°
∵ The dashed line is parallel to the given line down
∴ The angle of the measure 50° and the angle x2 are alternate angles
∵ The alternate angles are equal in measures
∴ x2 = 50°
∵ x = x1 + x2
∴ x = 70 + 50
∴ x = 120°
∴ The value of x is 120°
Answer:
x= 120
Step-by-step explanation:
Alternated angles are 50 and 70
Angles of a triangle sum 180
y+x (linear pair)
A bag contains 2 white balls 4 green balls. 2 balls are drawn from the bag without replacement. use a tree diagram to find the probability that the balls are white colors
Answer: 1 in 3rd chance
Step-by-step explanation:
The are 6 balls and 4 are green and the other 2 are white so if you but it in fraction form it would be 2 over 6 with simply to 1 over 3
A school district recorded attendance at home basketball What is the approximate standard deviation?
games over several years. The attendance figures were
Normally distributed with a mean attendance of 451. The 2
first game of the season had an attendance in the 84th
12
percentile, which was about 463 people.
34
84
Answer:
12
Step-by-step explanation:
answer from E D G E N I T Y
Answer:
12
Edge 2020
Step-by-step explanation:
HELP PLEASE I WILL GIVE 100 POINTS TO WHOEVER GIVES ME THE RIGHT ANSWER
Answer:
44°
Step-by-step explanation:
Note that the square in located to the left of the two given intersecting lines denotes that it is a right angle, in which the measurements is 90°.
This means that:
∠α + ∠β = 90°
Let:
m∠α = x
m∠β = 46°
Plug in the corresponding numbers and variable to the given terms:
x + 46 = 90
Isolate the variable, x. Note the equal sign, what you do to one side, you do to the other. Subtract 46 from both sides:
x + 46 (-46) = 90 (-46)
x = 90 - 46
x = 44
x = 44° is your answer.
~
Answer:
x+46=90right angle
x=90-46=44
HELP PLZZZzZZZZZZZ ASAP !!
Answer:
1 8/25
Step-by-step explanation:
1 32/100 = 1 8/25
Plz help me out it would be a help!!
help me please!!!!!!!
Answer:
Easy. 1,2 and 3
Step-by-step explanation:
You Know That 2×3=6 And 3×2=6 and 1×6 is 6
so what are the factors of 6 are a multiple of the number
convert 0.725 to a percent
The equivalent value of the percentage is A = 72.5 %
Given data ,
Let the equation be represented as A
Now , the value of A is
Let the first number be p
Let the second number be q
Now , A = pq
A percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign, %
when the value of p = 0.725
And , when the value of q = 100
On simplifying the equation , we get
A = 0.725 x 100
So , the left hand side of the equation is equated to the right hand side by the value of 0.725 x 100
A = 0.725 x 100
A = 72.5 %
Therefore , the value of A = 72.5 %
Hence , the expression is A = 72.5 %
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HELP PLEASE
what is the length of BC
Answer: b
Step-by-step explanation:
HELP PLEEEAAASSSE ILL GIVE BRAINLYEST
Answer:
2
Step-by-step explanation:
Answer:
2x + 19.
Step-by-step explanation:
The reasoning behind this is that one must find the disparity between the first and second expressions - 9x+14 and 7x-5. To do this, one subtracts 7x-5 from 9x+14. Set this up as though it were a normal subtraction problem - 9x+14 over 7x-5 with the little subtraction symbol to the left. When subtracting the negative five from fourteen, one adds the five to the fourteen due to the fact that the five was already negative and as such the negatives cancel out. The 7x is simply subtracted from the 9x, resulting in 2x. This leads to 2x + 19.
Calculate the area of triangle WXY with altitude YZ, given W(2, −1), X(6, 3), Y(7, 0), and Z(5, 2). (6 points) 8 square units 9.4 square units 7.7 square units 12 square units
The area of triangle WXY with altitude YZ is: 8 square units.
Area of a TriangleArea = 1/2(base × height)
Altitude = height.
Given:
Base = WX = distance between W(2, −1) and X(6, 3):
Using distance formula, [tex]WX = \sqrt{(y_2 - y_1)^2 + (x_2 - x_1)^2}[/tex]:
[tex]WX = \sqrt{(3 - (-1))^2 + (6 - 2)^2}\\\\\mathbf{WX = 5.7 $ units}[/tex]
Altitude/height = YZ = distance between Y(7, 0), and Z(5, 2):
[tex]YZ = \sqrt{(0 - 2)^2 + (7 - 5)^2}\\\\\mathbf{YZ = 2.8 $ units}[/tex]
Area of triangle WXY = 1/2(WX × YZ)
Area of triangle WXY = 1/2(5.7 × 2.8) = 7.98
Area = 8 square units.
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Answer:8
Step-by-step explanation: test
15 in
7 in
7 in
13 in
7 in
7 in
13 in
How much wrapping paper did he use, in square inches?
Answer: A=
A. 6
B. ⟌50
C. ⟌34
D. 4
Which one?
Answer:
C
Step-by-step explanation:
3^2 + 5^2 = x^2
9 + 25 = x^2
x^2 = 34
x = sqrt(34)
so the answer is C
If a triangle has so sides with the measurements of 10.5 and 13.9 as the only measurements what is the area?
Answer:
72.98
Step-by-step explanation:
in the picture shows you the formula for the area of a triangle
Evaluate the expression.
Answer:
150
Step-by-step explanation:
z=5
x=9
y=3
plug the numbers into a calculator
(9-3)=6
5^2=25
25*6=150
Step-by-step explanation: To handle these evaluation problems, you must be able to deal with positives and negatives, and you must know your order of operations. In addition, it's a good idea to get into the habit of using parenthses when substituting numbers in for variables.
Notice that we have a set of parenthses in our problem and remember that we use parenthses when substituting our numbers into the problem.
To avoid the confusion of having too many sets of parenthses,
let's change the parenthses in the original problem to brackets.
Now let's substitute using parenthses.
So we have (5)² · [(9) - (3)].
Since the parenthses were in the original problem were replaced
by brackets and parenthses come first in your order of operations,
in our problem the brackets are going to come first.
So first simplify 9 - 3 which is 6.
So we have (5)² [(6)].
Exponents come next so we square the 5 to get 25
and that gives us (25) [(6)] which is 150.
A circle has an area of 452.3893. What is the radius?round to the nearest whole number)
sighround
Answer:
The radius is 12.
Step-by-step explanation: