Ratios: Topic 5-1/5-2 Formative

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

• 5 to 7
• 7 to 5
• 5 to 12
• 7 to 12

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

• 5:4
• 5:11
• 2:5
• 6:5

Dalia has 9 hamsters and 4 fish at her house. Choose the ratio of fish to the total number of pets.

• 4 to 9 or 4:9

• 4 to 13 or 4:13

• 9 to 13 or 9:13

A roller coaster can accommodate 18 riders in 8 minutes. How many riders can the roller coaster accommodate in 16 minutes?

• 24

• 32

• 54

• 36

Select ALL the ratios that are equivalent to 16 : 6

• 3 to 8

• 32 : 12

• 4 to 2

• 8 to 3

Select ALL the ratios that are equivalent to 24 : 9

• 8 to 3

• 48 : 18

• 12 to 6

• 16 to 6

42 : 36

The common factor we can use to simplify the ratio above to its simplest form is

• 3

• 4

• 6

• 7

A student has 35 pens. Sixteen of the pens are blue and the rest are red. What is the ratio of red pens to blue pens?

• 19:16

• 16:19

• 35:16

• 16:35

Which ratio is equivalent to 4:7

• 12:21

• 8:15

• 16:21

• 12:28

The double number line shows that a water park allows 18 people to go down their giant water slide in 3 minutes. How long would it take 12 people to go down the slide?

• 1 minute

• 2 minutes

• 3 minutes

• No way to find out.