Quiz about Practice Ratio and Proportion

Question 1

If there are 5 boys and 7 girls, write the ratio of girls to boys.

Accepted Answer

7 to 5

Answer

5 to 7

Answer

5 to 12

Answer

7 to 12

Question 2

A store had 4 blue chairs for $73.48 or 5 red chairs for $91.40. Which color chair has a lower unit price?

Accepted Answer

blue = $18.37 , red = $18.28

Answer

blue = $18.37, red = $18.46

Answer

blue = $18.58, red = $18.28

Answer

blue = $18.58, red = $18.63

Question 3

Solve using the percent proportion:
38% of 81 is what number?

Accepted Answer

30.78

Answer

33.81

Answer

31.2

Answer

38.81

Question 4

Every quarter is 5 nickels. Write an equation to express the total number of nickels (Z) in (y) quarters.

Accepted Answer

y=5x

Answer

x=5y

Answer

5=xy

Answer

y=x+5

Question 5

Solve for x:
52 = -5x - 3

Accepted Answer

x = -11

Answer

x = 11

Answer

x = 275

Answer

x = -275

Question 6

Solve for k:
3k + 5 = 23

Accepted Answer

k = 6

Answer

k = 4

Answer

k = 5

Answer

k = 7

Question 7

Solve the proportion.

Accepted Answer

k=5

Answer

k=3.3333333

Answer

k=60

Answer

k=90

Question 8

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

Accepted Answer

175

Answer

185

Answer

200

Answer

220

Question 9

Solve the proportion

Accepted Answer

4

Answer

144

Answer

6

Answer

9

Question 10

The pet shop has 2 dogs, 4 cats, and 5 hamsters. What is the ratio of dogs to all pets?

Accepted Answer

2:11

Answer

2:4

Answer

2:5

Answer

11:2

Question 11

In one day a movie store rented out 20 comedies. If the ratio of comedies rented to action movies rented was 4 : 3, how many action movies were rented?

Accepted Answer

15

Answer

5

Answer

3.3333

Answer

4 1/3

Question 12

Solve using the percent proportion:
What number is 20% of 102?

Accepted Answer

20.4

Answer

204

Answer

122.4

Answer

20

Question 13

A survey of 1,000 people was done by the New York Times. 80% of the people did not know the name of their representative in Congress. How many of the 1,000 people knew the name of the Congressman?

Accepted Answer

200

Answer

400

Answer

600

Answer

800

Question 14

On a set of blueprints for a new home, the contractor has established a scale that states 1 inch =10 feet. What is the actual length of the living room whose distance is 1.5 inches on the blueprints?

Accepted Answer

15 feet

Answer

5 feet

Answer

8 feet

Answer

12 feet

Question 15

Solve for x.

Accepted Answer

3.6

Answer

4.8

Answer

5

Answer

40

Question 16

There are 13 boys and 10 girls in the classroom.  What is the ratio of girls to students?

Accepted Answer

10 to 23

Answer

10 to 13

Answer

23 to 13

Answer

23 to 10

Question 17

8. Scale up or scale down each ratio to find the unknown quantity?

Accepted Answer

62 miles

Answer

42 miles

Answer

72 miles

Answer

52 miles

Question 18

9. Scale up or scale down each ratio to find the unknown quantity?

Accepted Answer

35 yellow marbles

Answer

55 yellow marbles

Answer

45 yellow marbles

Answer

65 yellow marbles

Question 19

25. What is the ratio of red apples to green apples

Accepted Answer

4 red apples to 3 green apples

Answer

7 apples to 3 green

Answer

4 red apples to 7 apples

Answer

3 green apples to 4 red apples

Question 20

24. Solve the proportion.

Accepted Answer

n=8

Answer

n=6

Answer

n=24

Answer

n=7

Question 21

26. In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs.  Write and solve a proportion to find the number c of cats.

Accepted Answer

c=15

Answer

c=18

Answer

c=21

Answer

c=16

Question 22

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

Accepted Answer

5:11

Answer

5:4

Answer

2:5

Answer

6:5

Question 23

Simplify to lowest terms

Accepted Answer

1/6

Answer

6

Answer

2/8

Answer

2/12

Question 24

Using the list below, what is the ratio of goats to the total number of animals at the zoo?
Animals at a Petting Zoo Chickens 2 Deer 4 Donkeys 3 Goats 6

Accepted Answer

2/5

Answer

6/15

Answer

6/9

Answer

2/3

Question 25

Susan bought a $120 dollar fishing rod for 15% off.  How much did she pay after a 7% tax was added to the rod?

Accepted Answer

$109.14

Answer

$102

Answer

$128.40

Answer

$146.40

Practice Ratio and Proportion

25 questions

If there are 5 boys and 7 girls, write the ratio of girls to boys.

A store had 4 blue chairs for $73.48 or 5 red chairs for $91.40. Which color chair has a lower unit price?

Solve using the percent proportion:
38% of 81 is what number?

Every quarter is 5 nickels. Write an equation to express the total number of nickels (Z) in (y) quarters.

Solve for x:
52 = -5x - 3

Solve for k:
3k + 5 = 23

Solve the proportion.

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

Solve the proportion

The pet shop has 2 dogs, 4 cats, and 5 hamsters. What is the ratio of dogs to all pets?

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Practice Ratio and Proportion

25 questions

If there are 5 boys and 7 girls, write the ratio of girls to boys.

A store had 4 blue chairs for $73.48 or 5 red chairs for $91.40. Which color chair has a lower unit price?

Solve using the percent proportion: 38% of 81 is what number?

Every quarter is 5 nickels. Write an equation to express the total number of nickels (Z) in (y) quarters.

Solve for x:52 = -5x - 3

Solve for k:3k + 5 = 23

Solve the proportion.

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

Solve the proportion

The pet shop has 2 dogs, 4 cats, and 5 hamsters. What is the ratio of dogs to all pets?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Solve using the percent proportion:
38% of 81 is what number?

Solve for x:
52 = -5x - 3

Solve for k:
3k + 5 = 23