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
5.4k points

1 Answer

4 votes
I believe the answer is D
User Pavel Vasilev
by
4.6k points