SOLUTION: The numbr of kilograms of water in a person's body varies directly as the person's mass. A person with a mass of 80kg contains 50 kg of water. How many kilograms of water are in

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Question 1086420: The numbr of kilograms of water in a person's body varies directly as the person's mass. A person with a mass of 80kg contains 50 kg of water. How many kilograms of water are in aperson with a mass of 64kg?
Answer by Alan3354(69443) About Me  (Show Source):
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The numbr of kilograms of water in a person's body varies directly as the person's mass. A person with a mass of 80kg contains 50 kg of water. How many kilograms of water are in a person with a mass of 64kg?
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50/80 = 5/8
--> (5/8)*64 kg