Quiz about Topic 2 Review - Analyze and Use Proportional Relationships

Question 1

Which best describes the graph represented in this table?

Accepted Answer

proportional

Answer

non-proportional

Question 2

Is this table proportional or non-proportional?

Accepted Answer

Proportional

Answer

Non-Proportional

Question 3

Solve the proportion.

Accepted Answer

q=4.5

Answer

q=2

Answer

q=9

Answer

q=6

Question 4

Which statement below accurately represents the graph?

Accepted Answer

$500 is earned for every 8 hours worked

Answer

$100 is earned for each hour worked

Answer

$200 earned for every 2 hours worked
is the unit rate

Answer

$300 is earned after working 4 hours

Question 5

What is the constant of proportionality?

Accepted Answer

$9

Answer

$3

Answer

$4

Answer

$2

Question 6

The constant of proportionality can be found by finding the __________  _____________.

Accepted Answer

unit rate

Answer

ratio rate

Answer

proportion answer

Answer

rational number

Question 7

Which graph is proportional?

Accepted Answer

All of the graphs are proportional

Answer

A

Answer

B

Answer

C and D

Question 8

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

Accepted Answer

Yes; 3

Answer

Yes; 1/3

Answer

Yes; 5

Answer

No

Question 9

A box of cereal cost $3.59 for 30 oz. How much is the unit rate per ounce? Round to the nearest cent.

Accepted Answer

12 cents

Answer

11 cents

Answer

13 cents

Answer

10 cents

Question 10

A box of cereal states that there are 72 calories in a 3/4 cup serving. What is the unit rate for calories per cup? How many calories are there in 2 cups of cereal?

Accepted Answer

The unit rate is 96 calories per cup and 192 calories in 2 cups

Answer

The unit rate is 80 calories per cup and 40 calories in 2 cups

Answer

The unit rate is 192 calories per cup and 96 calories in 2 cups

Answer

the correct answer is not here

Question 11

Which one of these is an example of a unit rate?

Accepted Answer

Miles per hour

Answer

total of a grocery bill

Answer

2 feet every five seconds

Answer

4 boys for every 6 girls

Question 12

The ski team needs new uniforms. The students plan to sell plush toy eagles for $5 each. The students find 3 companies on- line that sell stuffed mascots. Company A sells 18 eagles for $49.32. Company B sells 16 eagles for $43.36. Company C charges $41.55 for 15 eagles. Which company has the best buy?

Accepted Answer

$ 2.71

Answer

$ 2.74

Answer

$ 2.77

Answer

all are good the better buy

Question 13

Write an equation for this relationship.

Accepted Answer

y=18.50x

Answer

y=18x

Answer

y=22.50x

Answer

y=22x

Question 14

Is this table proportional?

Accepted Answer

No

Answer

Yes

Question 15

Determine the missing value in the table.

Accepted Answer

15

Answer

3

Answer

1/3

Answer

9

Question 16

y=kx.  What does the k represent?

Accepted Answer

all of these are correct

Answer

constant of proportionality

Answer

multiplier

Answer

scale factor

Question 17

If Justin ordered 5 ice cream bars for $12.25, how much was each ice cream bar?

Accepted Answer

$2.45

Answer

$4.00

Answer

$7.25

Answer

$1.25

Question 18

Based on the constant of proportionality from the table, how much money would be earned if 5 phones were sold?

Accepted Answer

$215

Answer

$43

Answer

$210

Answer

$200

Topic 2 Review - Analyze and Use Proportional Relationships

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