IF y varies directly as x , and y is 6 when x is 72, what is the value of y when x is 8
Question
Answer:
y=kx, k is not equal to 0when y=6, x=72, 6=72k
k=1/12
so y=1/12*x
when x=8, y=1/12*8=2/3
solved
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10 months ago
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