The work done by a women in 8 hours is equal to the work done by a man in 6 hours and by a boy in 12 hours. If working 6 hours per day 9 men can complete a work in 6 days, then in how many days can 12 men, 12 women and 12 boys together finish the same work, working 8 hours per day ?

• A. ${\text{1}}\frac{1}{2}{\text{ days}}$$
• B. ${\text{3 days}}$$
• C. ${\text{3}}\frac{2}{3}{\text{ days}}$$
• D. ${\text{4}}\frac{1}{2}{\text{ days}}$$