Solve the stroy sums.
4. If the human body consists of 2/3 of water by mass, find the percentage of water in a person of mass 45 kg.
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2/3 of 45 = 30kg is water
% is water= 2/3 interms of%= 2/3×100 =66.67%
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Answer:
the amount of water in a person with mass 45kg is 30kg
Step-by-step explanation:
quantity of water in a human body is 2/3 of the total weight.
So if a person weighs 45 kg then the water content in his body is (2/3)*45kg=30kg.
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