Problema Solution
In order to acheive maximum results from aerobic exercise, one should maintain one's heart rate at a certain level. A 35 yr. old woman with a resting heart rate of 70 beats per minute should keep her heart rate between 139 and 162 beats per minute while exercising. She checks her pulse for 10 sec while exercising. What should the number of beats be?
Answer provided by our tutors
In one minute, the heart rate is between 139 and 162 beats.
One minute = 60 sec
So in 10 sec
the heart rate is between 139/6 and 162/6 beats, that is, the heart rate is between 23 and 27 beats