Book Maths Puzzle Time Distance and Speed

A lever 12 m long balances weights of 48kg on one end and 24kg on the other end. Find the lengths of the two arms of the lever.

Read Solution (Total 1)

4m, 8m

If length of the arms of 48 kg. & 24 kg. weights are 'x' & 'y' respectively
Given x+y=12 ---(i) &
48x=24y or 2x=y ---(ii)
On solving (i) & (ii), x=4, y=8
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