Question

Your friend, who is age 15 and has a resting heart rate of 70, wishes to start a jogging program. What would you suggest as a proper starting target heart rate?

138
115
178
155

Answer 1

i think the right answer for this question is : 138 because the boy is just 15 year old but he has resting heart rate of 70

Answer 2

Actually its 155, got this wrong on my test when I put 138 :)