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.

   Ren's fountain pump moves 162 liters in 9 minutes. How many liters does it move in 1 minute?

   18
4. 4.

   Zee buys 5 pounds of mangoes for 8 dollars. What is the cost per pound, in dollars?

   1.6
5. 5.

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

   3.2
6. 6.

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

   0.1
7. 7.

   Jun's tub drains 5 gallons in 8 minutes at a steady rate. How many gallons drain per minute? How many minutes does 1 gallon take?

   0.625, 1.6
8. 8.

   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
9. 9.

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

   • 25 gallons per minute
   • 12.5 minutes per gallon
   • 0.08 minutes per gallon
   • 12.5 gallons per minute
10. 10.

    Pia rides a bus that travels 150 miles in 3 hours at a steady speed. Which sentence gives the unit rate per hour?

    • 50 hours per mile
    • 50 miles per hour
    • 0.02 hours per mile
    • 150 miles per hour