Q188
A and B can together finish a work in 30 days. They worked together for 20 days and B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the job ?
A.
40 days
B.
50 days
C.
54 days
D.
60 days
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Now, work is done by A in 20 days
Whole work will be done by A in (20 × 3) = 60 days.