Question

on the average your heart beats about 72 time per minute. at this rate, about how many time will it beat in 30-day month and in a year and in your lifetime, if you live to 72 years of age?

Answer 1

72 times a minutes * 60 min./hr * 24 hr/day * 365.25 days a year * 72 years
=3*10⁹ times approximately.

Answer 2

Tanyas heart beats 68 times per minute how many times does it beat in one hour