x vary inversely as y and y= 60 , then x= 1.5 . Find x when y = 4.5
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x α (1/y)
x=k/y
when x=1.5,y=60
1.5=k/60
k=80
therefore
x=80/y
when y=4.5
x=800/45=160/9
x=k/y
when x=1.5,y=60
1.5=k/60
k=80
therefore
x=80/y
when y=4.5
x=800/45=160/9
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