if 25 men can dig a canal of length 62.5m in 40dayshow many men will be required to dig a similar canal of length 155m in 40 days Share with your friends Share 2 Manbar Singh answered this We know that,In 40 days, 25 men can dig a 62.5 m canal.Let x number of men are needed to dig 155 m canal in 40 days.Here, the number of days is constant, so number of men and length of canal varies directly.Hence, 25x = 62.5155⇒x = 155 × 2562.5 = 62Hence 62 men are required to dig a 155 m canal in 40 days. 3 View Full Answer