Grade 7 Mathematics Quiz: Ratios and Equivalent Fractions

1. Arjun and Daniel decided to split their lunch. If Arjun gets 3 parts and Daniel gets 5 parts, what is the ratio of Arjun's share to Daniel's share in its simplest form?

• 3:5

• 4:7

• 2:5

• 3:4

2. In a summer camp, the ratio of boys to girls is 4:5. If Emma, Rohan, and Aiden counted and found there are 45 girls, how many boys would be there in the camp?

• 30

• 25

• 20

• 36

3. Abigail has 6 apples and Liam has 9 apples. Express the ratio of Abigail's apples to Liam's apples in its simplest form.

• 3:2

• 4:5

• 5:7

• 2:3

4. Noah and Elijah are comparing the sizes of their toy cars. If the size ratio of Noah's car to Elijah's car is 2:3, equivalent to the fraction 2/3, what would be the equivalent fraction if Emma's toy car is 3/4 the size of Noah's car?

• 6/8

• 3/5

• 5/7

• 2/3

5. Olivia is baking a cake. The recipe calls for 2 cups of flour and 3 cups of sugar. What is the ratio of flour to sugar in its simplest form that Ethan and Maya need to maintain while helping Olivia?

• 4:3

• 3:2

• 1:2

• 2:3

6. Aria, Michael, and Hannah are dividing 5 apples and 8 oranges among themselves. What is the ratio of apples to oranges in its simplest form?

• 2:3

• 7:10

• 5:8

• 3:4

7. Isla has a bag of marbles. If the ratio of red marbles to blue marbles in her bag is 3:4, and she has 21 red marbles, how many blue marbles does she have?

• 28

• 17

• 35

• 12

8. Benjamin has 12 apples and Mia has 18 apples. Express the ratio of Benjamin's apples to Mia's apples in its simplest form.

• 5:7

• 4:6

• 2:3

• 3:4

9. Hannah, Mia, and Anika are comparing the sizes of their slices of pizza. If Hannah's slice is 5/6 the size of Mia's slice, which is equivalent to the ratio 10:12, what would be the equivalent fraction if Anika's slice is 7/8 the size of Mia's slice?

• 35/42

• 21/24

• 28/32

• 14/16

10. Emma and Priya are making a fruit punch for a party. They mix 3 liters of water with 5 liters of juice. What is the ratio of water to juice in the punch, in its simplest form?

• 3:5

• 2:5

• 1:3

• 4:7