Answers

2015-04-18T08:20:24+05:30
Total beats= 72times
time= in1minute
seconds in a minute= 60 sec.
beat period in a second= 72/60=1.2times
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2015-04-18T08:25:59+05:30
Human heart beats 72 times for 60 seconds i.e. 1 minute
Beats per second = 72 =1.2
                             60

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