ashley1358 ashley1358

20-04-2018
Mathematics

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preston reads for 20 minutes each night and practices his math facts for 5 minutes each night. after several days he had practiced math facts for 45 minutes. how many minutes did preston in the same time period

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writinggalari1p54bkd writinggalari1p54bkd

20-04-2018

For every 5 minutes of math, he has 20 minutes of reading.
If he did math for a total of 45 minutes, that means he did math and read for 9 days.

45/5=9.
And then, since he read for 20 minutes every single one of those night...
20(9)=x... x=180.
He read for 180 minutes.

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