Ratios and Rates

A barrel contained 60 gallons of water. Water leaked out of the barrel at a rate of 5 gallons every 3 days. At this rate, how many days did it take for all 60 gallons of water to leak out of the barrel?

• 20 days

• 12 days

• 100 days

• 36 days

A window washer cleaned 38 windows in 2 hours. At this rate, how many windows did he clean in 7 hours?

• 76

• 133

• 266

• 19

There are 176 slices of bread in 8 loaves. If there are the same number of slices in each loaf, how many slices of bread are in 5 loaves?

• 110

• 173

• 100

• 163

A package of 25 wristbands costs $5.25. At this rate, what is the cost of 1 wristband in dollars and cents?

• 19.75

• 4.76

• 131.25

• 0.21

Jessica skated 4 laps in 82 seconds. Which of the following is an equivalent rate of skating?

• 6 laps in 120 seconds

• 10 laps in 205 seconds

• 6 laps in 130 seconds

• 10 laps in 215 seconds

A farmer watered ⅜ of a field. What percentage is equivalent to the fraction of the field the farmer watered?

• 24.00%

• 37.50%

• 8.30%

• 3.75%

A restaurant offered cooking classes on 24 of the 30 days in November. What decimal is equivalent to the fraction of days in November that classes were offered at the restaurant?

• 0.24

• 0.04

• 0.75

• 0.8

A company predicts that this year's sales will be equivalent to 144% of last year's sales. Which value represents 144%?

• 14.4

• 1 11/25

• 1.56

• 14 4/5