Question

If 8 men or 12 boys can do a piece of work in 16 days, the number of days required to complete the work by 20 men and 6 boys is : 

(a) 16/3 days 

(b) 19/3 days 

(c) 25/3 days 

(d) 22/3 days

Answer 1

Correct option (a) 16/3 days

Explanation:

According to question, 

8 men = 12 boys (Description same as Q 187) 4 Men = 6 boys

20 men + 6 boys = (20+4)men = 24 men

8 men can do a piece of work in 16 days

24 men can do a piece of work in