Proportionality (Rates & Ratios)

There are 63 dogs at a dog show. The ratio of the number of large dogs to the number of small dogs is 4:3.

How many dogs at the show are small dogs?

• 36

• 21

• 9

• 27

at a store, the ratio of the number of limes sold to the number of lemons sold is 2:3. Complete the table to show the relationship between the number of limes sold, and the number of lemons sold. Select two numbers to complete the boxes in the table.

• 16

• 36

• 45

• 72

• 87

A grocery store orders 4 large containers of milk for every 7 small containers of milk. Which ratio could represent the number of large containers of milk to small containers of milk in an order from the grocery store?

• 18:21

• 14:8

• 16:49

• 8:14

A baseball travel 330 feet in 5 seconds. Which rate is equivalent to the rate at which the baseball traveled?

• 55 feet per second

• 66 feet per second

• 55 seconds per foot

• 66 seconds per foot

A jar contains 75 grams of a spice. What is the amount of the spice in milligrams?

• 75,000 mg

• 0.075 mg

• 0.75 mg

• 7,500 mg

The wingspan of an adult bald eagle can be 7 feet. What is this wingspan in inches?

Record your answer below. Be sure to use the correct place value.

The length of a marathon race is 26 miles 385 yards. What is the total length of the marathon race in yards?

• 2,171 yd

• 46,145 yd

• 137,665 yd

• 5,691 yd

Avery and Mason are both swimming laps in the same swimming pool.

• - Avery can swim 3 laps in 2 minutes.

• - Mason can swim 5 laps in 4 minutes.

• Based on these rates, which statement is NOT true?

• Avery can swim 6 laps in 4 minutes.

• Mason can swim 2.5 laps in 2 minutes.

• Avery can swim 2 laps farther than Mason in 8 minutes.

• Mason can swim 0.5 laps farther than Avery in 2 minutes.

The ratio of the number of boys to the number of girls in a choir is 5 to 4. They are 60 girls in the choir. How many boys are in the choir?

• 75

• 61

• 48

• 80