Applying Rates Using Scales

One snowy day, the snow was falling at a rate of 3 inches per hour. If it kept snowing at the same rate, now many inches would accumulate in 2½ hours

• 7 ½ inches

• 6 ½ inches

• 5 ½ inches

Gabbi mows 5 lawns in 8 hours. At this rate, how many lawns can she mow in 40 hours?

• 25 lawns in 40 hours

• 15 lawns in 40 hours.

• 40 lawns in 40 hours.

• 35 lawns in 40 hours.

It takes Carina 2 hours to run 14.5 miles. At this rate, how far could she run in 3 hours?

• Carina could run .75 miles in 3 hours.

• Carina could run 27 miles in 3 hours.

• Carina could run 715 miles in 3 hours.

• Carina could run 21.75 miles in 3 hours.

It takes 4 quarts of paint to cover 560 square feet.  How many quarts of the same paint are needed to cover 140 square feet?

• 4  1/2 quarts

• 2 quarts

•  1 quart

Julie can type about 300 words in 5 minutes.  At this rate, about how many words can she type in an hour?

• 3000 words in an hour

• 3600 words in an hour

• 60 words in an hour

• 5000 words in an hour

Scale is 1cm = 8km. Hatboro and Smithville are 24cm apart on the map, what is the actual distance between the 2 cities?

• 87 km

• 216 km 

• 33 km

• 192 km

The scale model of a building is 6.5 inches tall. How tall is the actual building if the scale used for the model is 1 inch = 150 feet?

• 650 feet

• 840 feet

• 900 feet

• 975 feet

Your scale is 1 inch to 5 miles. If the drawing shows a road that is 2 inches long, how many miles is the actual road?

• 5 miles

• 2.5 miles

• 10 miles

• 7 miles

Lin has a scale model of a modern train. The model is created at a scale of 1 to 48. The height of the model train is 102 millimeters. What is the actual height of the train?

• 4,896,000 millimeters

• 4,896 millimeters

• 48.96 meters

• 2.125 millimeters

Kiera measured a farm and made a scale drawing. In real life, the goat pen is 18 meters long. It is 6 centimeters long in the drawing. What scale did Kiera use for the drawing?

• 1 cm = 6 meters

• 1 m = 18 centimeters

• 18 centimeters = 6 meters

• 1 cm = 3 meters