Unit rates with fractions

Answer Key - Grade 7 Math Worksheet

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

1. 1.

   Ren walks 2 miles in 2/3 hour around the lake, stopping to wave at no one in particular. How many miles does Ren walk in 1 hour?

   3
2. 2.

   Bo bakes 3/4 batch of cookies with 3/5 cup of sugar, and one crumb wins a prize. How many cups of sugar go in 1 batch?

   4/5
3. 3.

   Luz washes 5/8 square meter of a classroom window in 1/2 hour, squeaking all the way. How many square meters does Luz wash in 1 hour?

   1 1/4
4. 4.

   Pia walks a puppy 5/8 mile in 3/8 hour, with a sniff at every tree. How many miles does Pia walk in 1 hour?

   1 2/3
5. 5.

   Zee stands a stick that is 1/2 foot tall in the sun. Its shadow is 3/4 foot long. How many feet of shadow go with 1 foot of stick?

   1 1/2
6. 6.

   Kira stands a stick that is 3/4 foot tall in the late sun. Its shadow is 7/8 foot long. How many feet of shadow go with 1 foot of stick?

   1 1/6
7. 7.

   Ari reads 3/4 chapter of a mystery in 3 days, with snack breaks. How much of a chapter does Ari read in 1 day? How many days does 1 chapter take?

   1/4, 4
8. 8.

   Esme's leaky circle fills 1/2 cup of water in 6 minutes. How many cups of water fill in 1 minute? How many minutes does 1 cup take?

   1/12, 12
9. 9.

   Milo uses 3 cups of flour for 2/3 batch of bread dough. Which sentence gives the unit rate?

   • 3 cups of flour for each batch
   • 2/9 cup of flour for each batch
   • 9/2 batches for each cup of flour
   • 9/2 cups of flour for each batch
10. 10.

    Ari's water-bottle filler pours 1/2 cup of water in 3/4 minute. Which sentence gives the unit rate?

    • 3/2 cups of water for each minute
    • 2/3 minute for each cup of water
    • 1/2 cup of water for each minute
    • 2/3 cup of water for each minute