SAS- 6th Grade Rates/Ratios Formative Check

A bag of candy has 40 white candies and 30 black candies. What is the ratio of black candies to the total number of candies in the bag?

• 3:4

• 3:7

• 4:3

• 7:3

The ratio of boys to girls in Kelly's class is 3:5. If there are 18 boys in Kelly's class, how many girls are in Kelly's class?

• 11

• 20

• 23

• 30

The ratio of boys to girls in Jason's class is 2:3. Which of the following could not be the number of girls in Jason's class?

• 3

• 6

• 23

• 33

A grocery store sells 4 bottles of juice for $9.40. At that rate, what is the cost of one bottle of juice?

• $2.10

• $2.35

• $4.70

• $5.40

Mia traveled 5 km in 2 hours. What is her unit rate?

• 10 km

• 2.5 km per hour

• 10 km : 4 hours

• 0.4 km per hour

Jasmine went to the Bargain Bin Grocery Mart to buy apples to bake a pie. The store had several package sizes. Which of the following is the best buy for her apples?

• 4 apples for $3.64

• 9 apples for $8.02

• 14 apples for $12.43

• 24 apples for $21.12

What is 32% of 200?

• 32

• 34

• 48

• 64

What is 16% of 90?

• 14.4

• 17.7

• 144.0

• 562.5

The number 67.84 is 32% of what number?

• 21.71

• 47.17

• 212.00

• 217.01

The ratio of boys to girls in Hannah's class is 6:7. If there are 21 girls in Hannah's class, find the total number of students in Hannah's class.

• 18

• 21

• 39

• 24