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Mathematics, 18.10.2019 13:00 laineyherman

David's heart beats 75 beats per minute.
a.) if this is his average heart rate, how many times will his heart beat in 45 years?

b.) if david's heart has beaten 2200800 times, how much time has elapsed? give your answer in days, hour and minutes.

show me the work. i don't need the answer! i just need to know how you got it . (:

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David's heart beats 75 beats per minute.
a.) if this is his average heart rate, how many time...
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