Quiz about Proportional Relationships and Unit Rate

Question 1

There are 56 cookies and 14 cupcakes leftover at a bake sale. What is the ratio of cupcakes to cookies?

Accepted Answer

1/4

Answer

56/14

Answer

2/9

Answer

14/56

Question 2

The ratio of dogs to cats at a pet store is 2 to 3. Which of these shows the possible numbers of dogs and cats in the pet store?

Accepted Answer

14 dogs, 21 cats

Answer

12 dogs, 13 cats

Answer

5 dogs, 10 cats

Answer

20 dogs, 23 cats

Question 3

Find the unit rate of $97.50 for 15 pizzas.

Accepted Answer

$6.50 per pizza

Answer

$6.52 per pizza

Answer

$82.50 per pizza

Answer

$5.50 per pizza

Question 4

Solve the proportion.

Accepted Answer

k=5

Answer

k=3.3333333

Answer

k=3

Answer

k=90

Question 5

There were 5 ice cream cones for every 3 brownies sold at the ice cream shop. If there were 24 brownies sold, how many ice cream cones were sold?

Accepted Answer

40

Answer

120

Answer

14

Answer

14.4

Question 6

Ella has 5 balloons. Taylor has 7 balloons. Write the ratio of Ella's balloons to Taylor's balloons.

Accepted Answer

5/7

Answer

7/5

Answer

3/5

Answer

5/3

Question 7

Patrick has 2 black, 3 red, and 5   white toy cars. What is the ratio of red toy cars to all the toy cars?

Accepted Answer

3/10

Answer

3/5

Answer

1/3

Answer

3/7

Question 8

88 students in 4 classes
How many students per class?

Accepted Answer

22 students per class

Answer

22 classes per student

Answer

25 students per class

Answer

25 classes per student

Question 9

What is the ratio of red apples to green apples

Accepted Answer

4/3

Answer

7/3

Answer

4/7

Answer

3/4

Question 10

Express the ratio as a fraction in simplest form:
18 ounces to 3 cups

Accepted Answer

6/1

Answer

1/6

Answer

18/3

Answer

6

Question 11

Solve for x

Accepted Answer

x = 10

Answer

x = 1/10

Answer

x = 4

Answer

x = 5

Question 12

Solve for x

Accepted Answer

x = 24

Answer

x = 10

Answer

x = 20

Answer

x=13

Question 13

Solve for x

Accepted Answer

x = 26

Answer

x = 16

Answer

x = 28

Answer

x = 1/26

Question 14

Solve for x

Accepted Answer

x = 15

Answer

x = 12

Answer

x = 60

Answer

x = 10

Question 15

Solve for x

Accepted Answer

x = 45

Answer

x = 5

Answer

x = 50

Answer

x = 48

Question 16

If you buy 20 apples for $10.00, how much is one apple?

Accepted Answer

$0.50

Answer

$2.00

Answer

$10.00

Answer

$0.10

Question 17

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Accepted Answer

$8 per pound

Answer

$5 per pound

Answer

$35 per pound

Answer

$0.13 pounds per dollar

Question 18

It costs $8.21 for 3 candy bars. What is the unit price for one candy bar?

Accepted Answer

$2.74

Answer

$2.73

Answer

$71.8

Answer

$0.37

Question 19

There are 3 boys and 4 girls from the 6th grade marching band. What is the ratio of boys to girls?

Accepted Answer

3/4

Answer

3/7

Answer

4/3

Answer

7/3

Question 20

Cindy is painting her house. She paints 34 1/2 square feet in 3/4 hour. At this rate, how many square feet can she paint each hour?

Accepted Answer

46

Answer

30

Answer

40

Answer

55

Question 21

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 22

If Reynaldo saves $48 in 8 days, how much could he save in two weeks?

Accepted Answer

$84

Answer

$102

Answer

$56

Answer

$6

Question 23

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 24

n /7 = 11/5 Solve for n:

Accepted Answer

n= 15.4

Answer

n = 77

Answer

n = 9.2

Answer

n = 13

Question 25

Ciara is shopping for snacks. Goldfish crackers are $1.99 for 7.2 oz and Cheese-Its are $2.70 for 13.7 oz. Which is the better deal?

Accepted Answer

Cheese-Its

Answer

Goldfish crackers

Question 26

Winly is in charge of this year's Thanksgiving budget for his family. At the store, he sees that Sara Lee turkeys are on sale for $5.48 per pound but Butterball turkey is also on sale for $11.16 for 2 pounds Which turkey should Winly tell his family to buy?

Accepted Answer

Sara Lee turkey

Answer

Butterball turkey

Question 27

The ratio of adults to children at your family picnic is 4 to 5. The total number of people at the picnic is between 20-30. Write an equivalent ratio to find out how many adults and children are at the picnic.

Accepted Answer

12 to 15

Answer

8 to 10

Answer

16 to 20

Answer

20 to 25

Question 28

A model truck and a truck have a ratio of 1 inch: 64 inches. If the length of the model is 6 inches, what is the length of the actual truck in feet?

Accepted Answer

384

Answer

32

Answer

70

Answer

400

Question 29

Jazmin works as a DJ and worked 12 hours last weekend and earned $168.00. At that rate, how much will she earn if she works for 9 hours this weekend?

Accepted Answer

$126

Answer

$100

Answer

$156

Answer

108

Question 30

Jazmin works as a DJ and worked 12 hours last weekend and earned $168.00. At that rate, how much will she earn if she works for 9 hours this weekend?

Accepted Answer

$126

Answer

$100

Answer

$156

Answer

108

Question 31

Express the ratio 7 pencils to 28 pens in simplest form.

Accepted Answer

1 to 4

Answer

1 to 7

Answer

7 to 1

Answer

4 to 1

Question 32

Sam can walk 6 kilometers in 3 hours. If he has to walk 10 kilometers, how long will it take him?

Accepted Answer

5 hours

Answer

7 hours

Answer

6 hours

Answer

4 hours

Question 33

Hadley is driving to Colorado. She has been traveling for 4 hours, and she has driven 260 miles. Find her speed in miles per hour.

Accepted Answer

65

Answer

85

Answer

60

Answer

70

Question 34

Raven is famous for her chocolate chip cookies. She adds 3 cups of sugar for every 5 ounces of chocolate chips. What is the unit rate of chocolate chips to sugar in ounces per cup?

Accepted Answer

1.67 oz./cup

Answer

.6 oz./cup

Answer

5 oz./cup

Answer

3 oz./cup

Question 35

Does this graph represent a proportional relationship?

Accepted Answer

Yes

Answer

No

Question 36

What is the cost of 3 pounds of flour if you can buy 6 pounds for $8.56?

Accepted Answer

$4.28

Answer

$5.56

Answer

$1.43

Answer

$2.78

Question 37

Write and equation in the form of y=kx for a line that passes through the ordered pair (3,9).

Accepted Answer

y=3x

Answer

y=1/3X

Answer

y=6x

Answer

y=9x

Question 38

What letter stands for "constant of proportionality"?

Accepted Answer

k

Answer

y

Answer

x

Answer

b

Question 39

What are the two rules that make a graph proportional?

Accepted Answer

Straight Line and goes through the Origin

Answer

Straight Line and is very steep

Answer

Curved Line and goes through the origin

Answer

Passes through the point (1,0) and is a straight line

Question 40

-71 + 80 =

Accepted Answer

9

Answer

-151

Answer

51

Answer

141

Question 41

Does this table represent a proportional relationship?
15 45 75
3 9 15

Accepted Answer

yes

Answer

no

Question 42

What is the constant of proportionality is the following table?
1 2 4 5
6 12 24 30

Accepted Answer

12

Answer

1/6

Answer

6

Answer

7

Question 43

What must you do to a fraction before adding or subtracting?

Accepted Answer

Find a common denomenator

Answer

Divide

Answer

Make the numerators the same

Answer

Cross multiply

Question 44

-12(9) =

Accepted Answer

-108

Answer

96

Answer

108

Answer

-96

Question 45

What is a unit rate?

Accepted Answer

A comparison of two quantities where the second quantity is always 1 unit

Answer

A rate that compares 2 different quantities

Answer

a rate with units

Answer

a comparison of two quantities where the first quantity is always 1

Question 46

Solve the equation:
4p = 16

Accepted Answer

p = 4

Answer

p = 12

Answer

p = 64

Answer

p = 3

Question 47

What is the constant of proportionality?

Accepted Answer

$9

Answer

$3

Answer

$4

Answer

$2

Question 48

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 49

Easy Car Rental charges $8.50 an hour plus a rental fee of $25.50.

Accepted Answer

25.5 + 8.5x

Answer

8.5 + 25.5

Answer

8.5 + 25.5x

Question 50

In their last game, the New England Patriots scored 9 points in the first half. In the second half, they scored three less than two times the points in the first half. What is the ratio of the points scored in the second half to the total number of points scored? Put your answer in simplest form.

Accepted Answer

5/8

Answer

9/6

Answer

6

Answer

15/24

Question 51

Write as a unit rate.
144 pages in 3 minutes.

Accepted Answer

48 pages per minute

Answer

48

Answer

0.02

Answer

0.02 pages per minute

Question 52

Write as a unit rate.
$12 for 5 boxes of cereal.

Accepted Answer

$2.40 per box

Answer

2.4

Answer

$0.41

Answer

0.41

Question 53

Which is the better deal?
Option A: $15.40 for 3.5 lbs. of gummy bears.
Option B: $7.65 for 1.8 lbs. of gummy bears.

Accepted Answer

Option B

Answer

Option A

Question 54

Proportional?

Accepted Answer

No

Answer

Yes

Question 55

Determine whether the ratios form a proportion.

Accepted Answer

Yes

Answer

No

Question 56

Find the missing value.

Accepted Answer

m=5

Answer

m=240

Answer

m=480

Answer

m=48

Question 57

At what rate did the rain fall?

Accepted Answer

2 cm per hour

Answer

¹/₄ cm per hour

Answer

¹/₂ cm per hour

Answer

4 cm per hour

Question 58

Coca-Cola $1.29 for 1.25 L
or
Pepsi $2.49 for 2L
Find the unit price of each and choose the better deal.

Accepted Answer

Coca-Cola

Answer

Pepsi

Question 59

Doritos $4.39 for 11.5 oz.
or
Cheetos $2.24 for 9.75 oz.
Find the unit price of each and choose the better deal.

Accepted Answer

Cheetos

Answer

Doritos

Question 60

what are the three building materials?

Accepted Answer

metal,brick,wood

Answer

cotton,clay,soil

Answer

copper,bedrock,iron

Answer

brick,copper,metal

Question 61

A window washer clean 42 windows in 7 hours at this rate how many windows did he clean in 18 hours?

Accepted Answer

108

Answer

110

Answer

106

Answer

105

Question 62

Hilbert burns 120 calories per 30 minutes of weight training. Complete the table to chart his calorie expenditure for different amounts of time. What is value of b?

Accepted Answer

b= 40

Answer

b= 80

Answer

b= 4

Answer

b= 240

Question 63

The ratio of boys to girls is 3 to 7. Which of the following is a possible number of boys to girls?

Accepted Answer

6 boys to 14 girls

Answer

14 boys and 10 girls

Answer

7 girls 3 boys

Answer

27 girls 6 boys

Question 64

Your mom is making cookies. The ratio of walnuts to raisins she bakes into each cookie is 1 to 3. If your mom decides to bake giant cookies, which of the following shows the possible number of ingredients in each cookie?

Accepted Answer

15 raisins 5 walnuts

Answer

25 raisins 20 walnuts

Answer

10 raisins 15 walnuts

Answer

9 raisins 12 walnuts

Proportional Relationships and Unit Rate

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