king184 king184

01-02-2018
Mathematics

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Stephanie ran four laps around the school track in 7 minutes and 30 seconds how many seconds per lap is that

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Gaba3636 Gaba3636

01-02-2018

4 laps /7 1/2 min ( the fraction of four laps and 7 minutes and 30 seconds)
1 lap /1.875 min (divided both numbers by 4 to find how long it took her to run one lap)
1.875 min x 60= 112.5 ( you want to multiply by 60 to find the seconds)
1 lap/ 112.5 seconds

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