Unit rates: how much for one

Answer Key - Grade 6 Math Worksheet - Challenge Me

Circle the best answer, or write your answer on the line.

1. 1.

   Noah's packing machine packs 180 boxes in 12 hours at a steady rate. How many boxes does it pack per hour?

   15
2. 2.

   Pia's delivery truck travels 192 miles in 4 hours at a steady speed. How many miles does it travel in 1 hour?

   48
3. 3.

   Tala catches drips in a bucket. The circle leaks 8 cups of water in 20 hours. How much water leaks per hour, in cups?

   0.4
4. 4.

   Ari's shower uses 16 gallons of water in 5 minutes. How much water does it use in 1 minute, in gallons?

   3.2
5. 5.

   Esme watches snow fall 2 inches in 20 hours at a steady rate. How much snow falls per hour, in inches?

   0.1
6. 6.

   Kira times a garden snail that crawls 2 feet in 80 minutes. How many feet does it crawl in 1 minute? How many minutes does 1 foot take?

   0.025, 40
7. 7.

   Luz sets a jar under a slow drip. The drip fills 8 cups in 25 minutes. How much of a cup drips per minute? How many minutes does 1 cup take?

   0.32, 3.125
8. 8.

   Milo's garden pump fills watering cans with 25 gallons in 2 minutes. Which sentence gives the unit rate per minute?

   • 12.5 minutes per gallon
   • 0.08 minutes per gallon
   • 12.5 gallons per minute
   • 25 gallons per minute
9. 9.

   Noah's garden hose fills a pool with 32 gallons in 5 minutes. Which sentence gives the unit rate for 1 minute?

   • 0.15625 minutes for each gallon
   • 6.4 minutes for each gallon
   • 32 gallons for each minute
   • 6.4 gallons for each minute
10. 10.

    Ren rides a train that travels 160 miles in 2 hours at a steady speed. Which sentence gives the unit rate for 1 hour?

    • 0.0125 hours for each mile
    • 80 hours for each mile
    • 80 miles for each hour
    • 160 miles for each hour