if 4 men can colour 48 m long cloth in 2 days , then 5 men can colour 36 m long cloth in
the length of cloth painted by one man in one day = 48 / 4 × 2 = 6 m no . of days required to paint 36 m cloth by 6 men = 36 / 6 × 5 = 1.2 day . a
divide(36, multiply(divide(48, multiply(4, 2)), 5))