Answer :
Final answer:
To find out how many kilograms of water are in a 75kg person, a proportion can be set up using the given information. Solving the proportion gives the result as 50 kilograms of water.
Explanation:
To find out how many kilograms of water are in a 75kg person, we can use the given information about the ratio between a person's weight and the weight of the water they contain. The ratio is 84kg person : 56kg water.
We can set up a proportion:
84kg person / 56kg water = 75kg person / x kg water
Cross-multiplying and solving for x, we get:
x = (75kg person * 56kg water) / 84kg person = 50kg water
Therefore, there are 50 kilograms of water in a 75kg person.
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