Your optimal exercise heart rate for cardiovascular benefits is calculated as follows: Subtract your age from 220 and then find 80% of the difference.
the rate for a 40 year old is 144 and the rate for a 10 year old 168
Rounded to the nearest whole number, the optimal rate for the 10-year-old is _____% greater than the optimal rate for a 40-year-old.
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24/144 = 1/6 = 17%
1 answer