Free Printable Proportional Relationships Assignment TEKS 8.5A

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Proportional Relationships Assignment TEKS 8.5A

Total questions: 20

Worksheet time: 23mins

Name

Class

Date

In the equation y = 14x, what is the constant of proportionality?

What makes a graph proportional?

A straight line (linear) that goes through the origin

Linear (straight line), that does NOT go through the origin.

Is the given table a proportional relationship? If so, what is the constant of proportionality?

Yes; 1/3

Yes; 3

Yes; 5

What is the constant of proportionality for the following graph?

160

A proportional relationship can be written as an equation in the form ____ = _____ _____

y = k+x

y = k-x

y = kx

y = k/x

Identify the constant of proportionality.

k = 2x

k = 2

k = 4

none (not proportional)

Which equation has a constant of proportionality equal to 3?

3y = 9x

9y = 3x

4y = 12x

y = 9x

What is the constant of proportionality in the equation 2y = 4x?

$\frac{1}{2}$

$\frac{1}{4}$

What is the equation for the given graph?

$y\ =\ \frac{1}{60}x$

$y\ =\ 60x$

10.

The amount a store earns varies directly as the number of hours. A local store takes in $11,500 in a 4 hour period. Estimate how many hours it would take the store to earn $23,000

2 hours

8 hours

11,504 hours

66,125,000 hours

11.

The number of apples sold varies directly as the cost. If 4 apples cost $0.45, find the cost of 12 apples.

$1.35

$106.67

$0.45

$0.15

12.

How can we write "2 to 3" as a ratio? (There is more than 1 answer)

$\frac{2}{3}$

$2\ :\ 3$

$\sqrt[2]{3}$

$2\ to\ 3$

13.

Does this chart show a proportional or non-proportional relationship?

This is proportional because all the ratios for the chart are the same.

This is non-proportional because all the ratios are different.

There is not enough information to determine the answer

14.

What is the equation y=kx for the table?

y=1/3x

y=3x

y=5x

y=1/5x

15.

Using the table above, determine the equation of the line.

y = 5x

y = 10x

y = 1/5 x

y = 1/10 x

16.

The graph above shows the price of games in dollars. Is the graph proportional and how do you know?

The graph is proportional because it is linear.

The graph is proportional because it is linear and passes through the origin.

The graph is not proportional because it does not pass through the origin.

The graph is not proportional because it is not linear and it does not pass through the origin.

17.

18.

19.

$\frac{2}{3}$

$\frac{3}{2}$

$-\frac{3}{2}$

20.

100 %

Proportional Relationships Assignment TEKS 8.5A

Total questions: 20

Worksheet time: 23mins

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