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03-01-2019
Mathematics

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suppose y varies directly with X and Y equals 25 when x equals 140 what is the value of x when y equals 36

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03-01-2019

Since x and y are directly proportional, you can just set up an equation.

x/y=140/25=x/36.

Cross multiply the last two fractions to get 140*36=25x

Solving for x gives you 201.6 or 1008/5

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