Either 8 men or 17 women can paint a house in 33 days. Thenumber of days required to paint three such houses by 12 men and 24 women working at the same rate is:

Explanation:

According to question,

8 men = 17 women

(Because they do a work in same no. of days)

Convert men into women

Total work = 17×33×3

(Let 1 woman works 1 unit/day then 17 women will do 17 units / day) .

12men+24women

51\2women+24\1women=99\2women

will do17×33 work in

=17×33 \ 99\2×3=34 days