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SIZIF [17.4K]
3 years ago
7

The value of y varies directly with x. When y=75,x=1/2. What is the value of y when x is 2 1/4?

Mathematics
1 answer:
expeople1 [14]3 years ago
5 0
Direct variation means y=kx (inverse variation is yx=k or y=k/x)

so we are given that:

75=k/2, so k=150 which means:

y=150x  now

y(2.25)=150(2.25)=337.5
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