While exercising Julie found that her heart was beating 12 times every five seconds how many times was it be eating per minute (60 seconds)

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asked Oct 28, 2018 118k views

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Mark Szymanski · Answer 1 · 2018-11-03T07:29:43+0000

To find her heart rate per minute, set up a proportion.
Let x represent the number of heart beats in a minute.
12/5=x/60
5x=720
5/5x=720/5
X=144
Thus, her heart was beating at a rate of 144 beats per minute.

While exercising Julie found that her heart was beating 12 times every five seconds how many times was it be eating per minute (60 seconds)

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