Question

Give the answer in scientific notation .

A human heart beats at an average of 80 beats per minute . How many times

does it beat in i) an hour ? ii ) a day ? iii) a year ? iv) 100 years ? in maths method​

Answer 1

Answer:

I)=4800/1hr

II)=115,200/1 day

III)=42,000,000/1 year

IV)=4,200,000,000/100 years

Answer 2

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