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

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

User Emsworth
by
8.4k points

2 Answers

4 votes
Correct, the person is correct
User Vektor
by
8.0k points
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
User Deepanshu Mehta
by
8.9k points
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