RRB NTPC SAMPLE PAPER - ARITHMETIC - 100

1. A person travels 600 km by train at 80km/hr, 800 km by ship at 40 km/hr. 500 km by aeroplane at 400 km/hr and 100 km by car at 50km/hr. What is the average speed for the entire distance ?

(a) km./hr.
(b) 60 km./hr.
(c) km./hr.
(d) 62 km./hr.

2. A train 100m long is running at the speed of 30 km/ hr. The time (in second) in which it will pass a man standing near the railway line is

(a) 10
(b) 11
(c) 12
(d) 15

3. Two men are standing on opposite ends of a bridge of 1200 metres long. If they walk towards each other at the rate of 5m/minute and 10m/minute respectively, in how much time will they meet each other ?

(a) 60 minutes
(b) 80 minutes
(c) 85 minutes
(d) 90 minutes

4. An aeroplane covers a certain distance at a speed of 240 km. per hour in 5 hours. To cover the same distance in hours, it must travel at a speed of

(a) 300 km./hr.
(b) 360 km./hr.
(c) 600 km./hr.
(d) 720 km./hr.

Directions: A survery of film watching habits of people living in five cities P, Q, R, S and T is summarised below in a table. The coulmn I in the table gives percentage of film-watchers in each city who see only one film a week. The column II gives the total number of film-watchers who see two or more films per week.

Read the table and answer the questions from 135 to 139
City        I             II

P          60         24,000
Q         20         30,000
R         85         24,000
S         55         27,000
T         75         80,000

5. How many film watchers in city R see only one film in a week ?

(a) 24850
(b) 36000
(c) 136000
(d) 160000

Railway Recruitment Board (RRB) NTPC Exams Study Kit

Answer:

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