Mathematics, 23.03.2021 01:00 tiffanibell71
A person's heart beats approximately 10^5 times each day.
A person lives for approximately 81 years.
(a) Work out an estimate for the number of times a person's heart beats in their lifetime
Give your answer in standard form correct to 2 significant figures.​
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A person's heart beats approximately 10^5 times each day.
A person lives for approximately 81 years...
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