Answer :

lizzyamac05

Answer:

153 - 173.4

Explanation:

it has to be in between 153 and 173.4 because

75% of 204 (aka 204 × 75%) = 153

and

85% of 204 (aka 204 × 85%) = 173.4

Histrionicus

In the given case, Sam sung's exercise heart range be - 153 -173.4

The average maximum number of times your heart should beat per minute during exercise.

  • You can calculate your maximum heart rate by subtracting your age from 220.
  • In this case, the maximum heart rate = 204
  • Recommended exercise at - 75-85% of heart rate
  • So, 75% of 204 is the lower range limit and 85% of 204 is the upper range limit.

For the lower range limit:

= [tex]\frac{75*204}{100}\\[/tex]

= 153

For the upper range limit:

= [tex]\frac{85*204}{100}\\[/tex]

= 173.4

Thus, In the given case, Sam sung's exercise heart range be - 153 -173.4

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