Question

Preston reads for 20 minutes and practice his math facts for 5 minutes each night. After several days, he had practiced math facts for 45 minutes. How many minutes did Preston read in the same time period

Answer 1

180 minutes

Explanation:

5:20 ratio

45:x ratio

set up as fraction

5. 45

_ •. _

20. x

Answer 2

180 minutes

Explanation:

You take 45 ÷ 5 to get 9 (the amount of days he practiced math and read for)

Then you take 20 × 9 to get how many minutes he read in total those 9 days.

He read for a total of 180 minutes.