SSC CPO Exam Model Questions (SET-42)
SSC CPO Exam Model Questions (SET-42)
1. A and B can do work in 12 days. B and C in 15 days. C and A in 20 days. If A, B and C work together, they will complete the work in:
(a) 5 days
(b) 11 days
(c) 10 days
(d) 12 days
2. A is thrice as good a workman as B and therefore, able to finish a job in 60 days less than B. Working together they will do it in:
(a) 20 days
(b) 22½days
(c) 25 days
(d) 30 days
3. Two pipes A and B can fill a tank in 20 minutes and 30 minutes respectively. If both pipes are opened together, the time taken to fill the tank is:
(a) 50 minutes
(b) 12 minutes
(c) 25 minutes
(d) 15 minutes
4. If 6 men and 8 boys can do a piece of work in 10 days and 266 men and 48 boys can do the same in 2 days, the time taken by 15 men and 20 boys to do the same type of work will be:
(a) 5 days
(b) 4 days
(c) 6 days
(d) 7 days
5. If a man walks 20 km at 5 km/hr, he will be late by 40 minutes. If he walks at 8 km per hr, how early from the fixed time will he reach?
(a) 15 minutes
(b) 25 minutes
(c) 50 minutes
(d) 30 minutes