Q. A and B can complete a task in 20 days. B and C can complete the same task in 30 days. If A and C can complete the task in 40 days, arrange the efficiencies of A, B, and C in descending order.
A. A>B>C
B. A>C>B
C. B>A>C
D. B>C>A
E. C>A>B
OA C
Source: e-GMAT
Q. A and B can complete a task in 20 days. B and C can complete the same task in 30 days. If A and C can complete the
This topic has expert replies
-
- Moderator
- Posts: 7187
- Joined: Thu Sep 07, 2017 4:43 pm
- Followed by:23 members
Timer
00:00
Your Answer
A
B
C
D
E
Global Stats