contestada

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.

PLEASE SHOW ME THE WORK. I DON'T NEED THE ANSWER! I JUST NEED TO KNOW HOW YOU GOT IT PLEASE. (:

Respuesta :

RicoV
A.) 75 x 60 = 4500 in an hour
4500 x 24 = 108000 in a day
108000 x 365 = 39420000 in a year
39420000 x 45 = 1,773,900,000 in 45 years
B.)2200800 / 75 = 29344 mins
29344 / 60 = 489.066666667 hours
489.066666667 / 24 = 20.37777778
you get it

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