Answer:
The heart beats <u>42048000 times</u> in a year.
Step-by-step explanation:
Given:
The human heart beats approximately 1.152x10^5 times per day.
Now, to find approximately how many times in a year does the heart beat.
<em>In a day the heart beats</em>
In a year there are 365 days.
<em>So, in a year the heart beats</em>
Therefore, the heart beats <u>42048000 times</u> in a year.