Answer:
1.1574 heart beats per second
Explanation:
In order to solve this problem, you need to keep converting the units of time from day to hour to minutes to seconds. If a heart beats a 100,000x per day , the ratio of heart beats a day is 100,000 beats / 1 day .Use the equation below.
100,000/24/60/60 = 1.1574 beats a second