A, B and C can complete a work in 20, 12 and 8 days respectively. In how many days A and B together can complete that work...? Mcqs

A, B and C can complete a work in 20, 12 and 8 days respectively. In how many days A and B together can complete that work...?

(A) 65/7 days

(B) 41/3 days

(C) 71/3 days

(D) 30/4 days