64.6k views
4 votes
Lyla has been exercising for years and competes as a swimmer. She asks you to what end of her heart rate range she should be working. What do you answer?

A
55%
B
65%
C
80%
D
60%

User Lyzkov
by
8.1k points

1 Answer

4 votes
I believe the answer is D
User Pavel Vasilev
by
6.8k points
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