Question

x any y can make a machine in 12 days and y alone can make it in 48 days.x alone can make the machine in ?

Answer 1

$\huge{\boxed{\mathtt{\red{ANSWER}}}}$

LCM of 12 ,48 = 48

efficiency = 4, 1 (X+y, Y)

so, efficiency of X = 4-1 = 3 unit .

To do whole work he will take = 48/3 = 16 days (Ans)

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