You and your friend skate at the same rate. You complete 8 laps in 13 minutes. How long does your friend take to complete 16 laps?

asked Jan 21, 2022 98.6k views

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12 votes

21 because 13-8=5 so 5 minutes per lap and 16+5=21 so 21 minutes for 16 laps

Greg Slepak answered Jan 25, 2022

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