If James can swim 10 laps in 23 minutes, what would be his expected time for 15 laps?

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asked Apr 14, 2019 60.8k views

3 votes

If James can swim 10 laps in 23 minutes, what would be his expected time for 15 laps?

Mathematics
middle-school

Emsworth asked

by Emsworth

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2 Answers

4 votes

Correct, the person is correct

Vektor answered Apr 15, 2019

by Vektor

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3 votes

You can use a proportion.

10 laps is to 23 minutes as 15 laps is to x minutes

10/23 = 15/x

10x = 15 * 23

10x = 345

x = 34.5

Answer: 34.5 minutes

Deepanshu Mehta answered Apr 20, 2019

by Deepanshu Mehta

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