Question

The average human heart beats at 73 times per minute.how many times does it beat in 15

Answer 1

If it is 15 min then heart will beat
$15 \times 73 = 1095$
times.

If it is 15 sec then heart will beat
$73 \div 15 = 4.8666667$
times.

Answer 2

average human heart beats per minute=73 times

average human heart beats in 15 minutes=73×15
=1095

hope you understood the answer...