Three men can cut 72 trees in three hours. Because of a shortage of space, each time one man is added, each of the workers can cut one less tree per hour. How many trees can 5 men cut in 5 hours?
Three men can cut 72 trees in three hours. Because of a shortage of space, each time one man is added, each of the workers can cut one less tree per hour. How many trees can 5 men cut in 5 hours?
3 men: each = 72/3 = 24 per 3 hours, hence 24/3 = 8 per hour
5 men: each will be 8-2=6 per hour, so 5*6 = 30 per hour; 5*30 = 150 trees in 5 hours.