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 = 72/ 6 × 6 = 2 day.
If 4 men can colour 48 m long cloth in 2 days, then 6 men can colour 72 m long cloth in
[1] 1 day
[2] 2 days
[3] 3 days
[4] 4 days
[5] 5 days