*Hello and welcome to*

**exampundit**. Here is a set of Numerical Ability Quiz for RRB NTPC 2015 2nd Stage CBT 2017.

**1. The price of an article has been reduced by 25%. In order to restore the original price, the new price**

**must be increases by?**

(a) 9

^{1}/_{11}
(b) 11

^{1}/_{9}
(c) 33

^{1}/_{3}
(d) 36

^{2}/_{3}**2. A reduction of 25% in the price of rice enables a person to buy 10 kg more rice for Rs. 600. The**

**reduced per kg price of rice is?**

(a) Rs. 30

(b) Rs. 25

(c) Rs. 20

(d) Rs. 15

**3. If x = 5 + 2 √6 , then the value of. (√x + 1/√x)is.**

(a) 2√2

(b) 3√2

(c) 2√3

(d) 3√3

**4. The least number, that must be added to 1720 so as to obtain a perfect cube, is**

(a) 7

(b) 8

(c) 11

(d) 13

**5. The greatest number among 2**

^{60},3^{48}, 4^{36}and 5^{24}is.
(a) 2

^{60 }
(b) 3

^{48}
(c) 4

^{36}
(d) 5

^{24}**6. The product of two numbers is 0.008. One of the numbers**

^{1}/_{5}of the other. The smaller number is.
(a) 0.2

(b) 0.4

(c) 0.02

(d) 0.04

**7. P, Q, R are three points so that PQ = 3 cm, QR = 5 cm and PR = 8 cm. Number of circles passing**

**through the points P, Q, R is.**

(a) 0

(b) 1

(c) 2

(d) 3

**8. AB is the diameter of a circle and ABCD is a cyclic quadrilateral in it. If**

**∠ACD = 40**

**º, then the measure**

**of**

**∠BAD is.**

(a) 50

^{o}
(b) 40

^{o}
(c) 80

^{o}
(d) 90

^{o}**9. A person went from A to B at an average speed of x km/hr. and returned from B to A at an average**

**speed of y km/hr. What was his average speed during the total journey?**

(a)

^{x+y}/_{2xy}
(b)

^{ 2xy}/_{x+y}
(c)

^{2}/_{x+y}
(d)

^{ 1}/_{x }+^{1}/_{y}**10. The average monthly salary of A and B is Rs. 14, 000, that of B and C is Rs. 15, 600, and that of A and**

**C is Rs. 14, 400. Monthly salary of B is.**

(a) Rs. 12, 400

(b) Rs. 12, 800

(c) Rs. 15, 200

(d) Rs. 16, 000

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**Team ExamPundit**

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