SOLUTION: Heres the question....Doctors use the term maximum heart rate when reffering to the quantity found by starting with 220 beatsper min. and subtracting1 beat per min. for each year o

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: Heres the question....Doctors use the term maximum heart rate when reffering to the quantity found by starting with 220 beatsper min. and subtracting1 beat per min. for each year o      Log On


   

Question 62302: Heres the question....Doctors use the term maximum heart rate when reffering to the quantity found by starting with 220 beatsper min. and subtracting1 beat per min. for each year of a persons age. Doctors recomm. exercising 3 or 4 times each week for at least 20 min. with you heart rate increased from its resting heart rate (RHR) to its training heart tate (THR),where THR=RHR+.65(MHR-RHR)
Which of the following is closet to thr THR of a 43 yr old whos RHRus 54 beats per min?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
age = 43
RHR = 54
MHR = 220 - 1*age
MHR = 220 - 43
MHR = 77
THR = RHR + .65(MHR - RHR)
THR = 54 + .65(77 - 54)
THR = 54 + 14.95
THR = 68.95 beats per min