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1.W varies directly as x Ang inversely as y.if x=4,y=2 and w=10,which of the following is the constant of variation?
a.5 b.2 c.6 d.7
2.W varies directly as x and inversely as y.if w=10 when x=4 and y=2,find w when x=6 and y=5.
a.5 b.2 c.6 d.7​