Question

An Adult male's heart pumps about 2.8 million liters of blood a year. If his heart beats 70 times a minute, how much blood does his heart pump with each beat? Show work

Answer 1

Volume per beat
= total volume / number of beats
= 2800000 litres / (365*24*60 minutes * 70 beats per minute)
= 0.076 l. / beat

Answer 2

Its .076 in each beat .

Answer 3

2.8million liters in a yr.
is 7671.233 liters a day
which is 319.63 per hr.
which is 5.327 liters per min.
which is .076 liters per beat!
So , the answer is .076 liters per beat.

Answer 4

0.076 Liters per beat!!!!!

Answer 5

2.8 million a year divided by 365 days in a year = 7671.233 liters a day.
7671.233 liters a day divided by 24 hours in a day=319.63 liters an hour
319.63 divided by 1440 minutes in a day=5.372 liters a minute
5.372 divided by 70 beats per minute=0.076 liters per beat

Answer 6

You use 2.8 million divide it by the days in a year 365. Then you take the answer 7671.233 and divide it by the hours in a day 24 witch equals 319.63.you take that number and divide by 60 minutes equals 5.372.Divide that number by 70.The answer is .076 each beat.

Answer 7

The answer is 0.076. That's it!!!!

Answer 8

.076 pumps

Answer 9

2.8 million a year divided by 365 days in a year = 7671.233 liters a day.
7671.233 liters a day divided by 24 hours in a day=319.63 liters an hour
319.63 divided by 1440 minutes in a day=5.372 liters a minute
5.372 divided by 70 beats per minute=0.076 liters per beat

Answer 10

.076 liter per beat