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04-05-2017
Mathematics

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Joanna ran a mile in physical education class.After resting for one hour her heart rate was 60 minutes per minute.If her heart rate decreased by 2/5 what was her heart rate immediately after she ran the mile ?

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nyancoon7 nyancoon7

16-05-2017

60 = 3/5
60 / 3 = 20
20 = 1/5
20 x 5 = 100
100 = 5/5
answer - 100 BPM

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