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The number of kilograms of water in a human body varies directly as the mass of the body. An 84-kg person contains 56 kg of water. How many kilograms of water are in a 69-kg person?
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The number of kilograms of water in a human body varies directly as the mass of the body. An 84-kg person contains 56 kg of water. How many kilograms of water are in a 69-kg person?

User Watkins
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84/56 =69/x
84x = 69 x 56
x = (69 x 56)/84
x = 46
User Deekshith
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