Q345
A alone can do a work in 11 days. B alone can do the same work in 22 days. C alone can do the same work in 33 days. They work in the following manner: Day 1: A and B work. Day 2: B and C work. Day 3: C and A work. Day 4: A and B work. And so on. In how many days will the work be completed?
A.
3 days
B.
12 days
C.
6 days
D.
9 days
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
First day work done (A + B) = 6 + 3 = 9
Second day work done (B + C) = 3 + 2 = 5
Third day work done (C + A) = 2 + 6 = 8
