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If x varies directly with y and x = 2.5 when y = 10, find x when y = 16.
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If x varies directly with y and x = 2.5 when y = 10, find x when y = 16.

User Asktomsk
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1 Answer

4 votes
x = ky
2.5 = 10k
k = 2.5/10 = 0.25

When y = 16
x = 0.25(16) = 4
User Sonny Black
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