Answer:
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William ran 2 2/3 laps in 4/15 hour.
- 2 2/3 laps ⇒ 4/15 hour
- ? laps ⇒ 1 hour
Divide both numbers by 4/15 to find the number of laps he can run in one hour:
- 2 2/3 ÷ 4/15 =
- 8/3 ÷4/15 =
- 8/3 × 15/4 =
- 8/4 × 15/3 =
- 2 × 5 =
- 10