Question

A human heart beats an average of 80 beats per minute. How many heartbeats is this in a day

Answer 1

115,200‬

Explanation:

There are 1,440 minutes in a day so multiple the beats per minute (80) by the amount of minutes in a day (1,440)

Answer 2

115,200

Explanation:

A day is 24 hours

60 mins is an hour

80x60=4,800

4,800 beats per hour

4,800x24=115,200