Question

A human heart beats at an average of 80 beats per minute. How many times does it beat
Give the answer in scientific notation:
in i) an hour? ii) a day? iii) a year? iv) 100 years?​

Answer 1

Answer:

• your heart beats about 4,800times per hour

• your heart beats about 115,200 times per day.

• your heart beats about 4,200,000,000/100 year

• your heart beats about  4800/1hr

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