RRB NTPC SAMPLE PAPER - ARITHMETIC - 04

Q1. A boy was asked to multiply a certain number by 50. He multiplied it by 30 and got his answer less than the correct one by 400. The number to be multiplied was :

(a) 10
(b) 20
(c) 30
(d) 40

Q2. 0.6 of a number is equal to 0.08 of another number. The ratio of the numbers will be

(a) 3 : 4
(b) 4 : 3
(c) 2 : 15
(d) 2 : 9

Q3. 1/5 of a number exceeds 1/7 of the same number by 10. The number is :

(a) 125
(b) 150
(c) 175
(d) 200

Q4. A boys was asked to find the value of of 3/8 of a sum of money. Instead of multiplying the sum by 3/8  he divided it by 3/8 and then his answer exceeded by Rs. 55. Find the correct answer?

(a) Rs. 9
(b) Rs. 24
(c) Rs. 64
(d) Rs. 1,320

Q5. The sum of three consecutive odd natural numbers each divisible by 3 is 72. What is the largest among them?

(a) 21
(b) 24
(c) 27
(d) 36

Railway Recruitment Board (RRB) NTPC Exams Study Kit

Answer:

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