Question

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

Answer 1

$\huge\frak\red{AnSwer}$

100,000 times per day,

35 million times in a year ,

three billion five hundred million in 100 years .

Answer 2

Answer:

100,000 times per day,

35 million times in a year ,

three billion five hundred million in 100 years .

hope it helps

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