Rate and Proportions

A shop produces 39 wetsuits every 2 weeks.  How long will it take the shop to produce 429 wetsuits?

• 18 wk

• 20 wk

• 22 wk

• 24 wk

At a recent party, it cost $9.50 for refreshments for 10 guests. At this rate, how much would it cost to have refreshments for 80 guests?

• $760

• $76

• 7600

• $76000

The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?

• 480

• 1960

• 84

• 25

Do the ratios form a proportion?

• Yes, they form a proportion.

• No, they do not form a proportion.

Solve the proportion.

• q=2

• q=9

• q=4.5

• q=6

Solve the proportion.

• p=31.3

• p=308

• p=924

• p=532

Simplify the ratio of
20 to 25

• to 5

• to 5

• to 5

• to 5

Which represents the relationship of oranges to total fruit?

• 2:6

• 2:4

• 4:6

• 4:2

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

• 175

• 185

• 200

• 220

I spent $36 for 4 toys.  How much is that per toy?

• $6

• $8

• $9

• $12