Ratio and Proportion

Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?

• 8 minutes

• 9 minutes

• 16 minutes

• 18 minutes

A class has 30 students. 18 are boys. What is the ratio of boys to girls?

• 12:18

• 3:2

• 30:18

• 18:7

Optimus Prime is using a double number line to determine the amount of raisins he will use for a raisin bread recipe.
  If he uses   9 cups of raisins, how many loaves will he make?

• 4

• 5

• 6

• 7

Solve the proportion below:

• 3

• 24

• 21

• 12

Find missing side

• 5

• 7

• 9

• 11

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 1/2x

What is the constant of proportionality for this table?

• $1/9 per hour

• $9 per hour

• $8 per hour

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

There are 4 birds and 6 snakes. What is the ratio of birds to snakes?

• 6/4

• 4/6

• 1/3

• 10/16

How many students per class?

• 22 students per class

• 22 classes per student

• 25 students per class

• 25 classes per student