Question

To be effective, exercise must reach at least ____ of your maximum ability.

a) 80%
b) 40%
c) 60%

Answer 1

Your answer is 60%

Athletes use 80%, and walking can use up to 30%.

Answer 2

I would say 90% of your maximum ability, because I am athletic.

But in most scenarios, it should be c) 60%

hope this helps!! :D