RRB NTPC SAMPLE PAPER - ARITHMETIC - 52

1. 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) hours

2. A boy rides his bicycle 10km at an average speed of 12 km per hr and again travels 12 km at an average speed of 10 km per hr His average speed for the entire trip is approximately:

(a) 10.4km/hr
(b) 10.8 km/hr
(c) 11.0 km/hr
(d) 12.2 km/hr

3. A train 180 m long moving at the speed of 20 m/sec. over-takes a man moving at a speed of 10m/sec in the same direction. The train passes the man in

(a) 6 sec
(b) 9 sec
(c) 18 sec
(d) 27 sec

4. The distance between two cities A and B is 330 km. A train starts from A at 8 a.m. and travels towards B at 60 km/ hr Another train starts from B at 9 a.m. and travels towards A at 75 km/hr At
what time do they meet?

(a) 10 a.m.
(b) 10 : 30 a.m.
(c) 11 a.m.
(d) 11 : 30 a.m.

5. In covering a certain distance, the speeds of A and B are in the ratio of 3 : 4. A takes 30 minutes more than B to reach the destination. The time taken by A to reach the destination is

(a) 1 hour
(b) 3/2 hours
(c) 2 hours
(d) 5/2 hours

Railway Recruitment Board (RRB) NTPC Exams Study Kit

Answer:

1. (c) 2. (b) 3. (c) 4. (c) 5. (c)