RRB-NTPC 2016 Mathematics

Practice subject-wise previous year questions

Question 1
Arithmetic

In the following triads, each group of letters is related to the subsequent one following a certain logic. Select from the given options, the one which follows the same logic.  BARS - ARBS - SRAB  FLAM - LAFM - MALF 

A
KEAT - EAKT - TAEK
B
BALK - ABLK - KALB
C
MIND - INMD - INDM
D
WAST - WSAT - TSAW
Question 2
Arithmetic

∠ In a Δ XYZ, XT is the bisector of X meeting side YZ at T. If XY = 5.6 cm, YZ = 6 cm, and YT = 3.2 cm, find XZ.

A
6 cm
B
5.4 cm
C
4.2 cm
D
4.9 cm
Question 3
Arithmetic

Which Article of the Indian Constitution strives to promote the welfare of the people by securing and protecting them as effectively?

A
Article 39
B
Article 40
C
Article 38
D
Article 41
Question 4
Arithmetic

In this question, a question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and decide the appropriate answer.  Five, girls, Gauri, Ragini, Navya, Kajal and Lovely, are sitting around a circular table facing towards the centre. Who sits to the immediate left of Lovely?  (I) Gauri is sitting immediately to the right of Lovely. Ragini is sitting immediately to the left of Kajal.  (II) Navya is sitting second to the left of Kajal. Gauri is an immediate neighbour of both Navya and Lovely.

A
Both statements I and II together are NOT sufficient to answer the question
B
Data in Statement I alone is sufficient to answer the question while data in statement II is not
C
Data in Statement II alone is sufficient to answer the question while data in statement I is not
D
Both statements I and II together (and not statement I alone or statement II alone) are sufficient to answer the question
Question 5
Arithmetic

Refer to the following letter, number, symbol series and answer the question. Counting to be done from left to right only. (All numbers are single-digit numbers only.)  (Left) S R E S 2 U ^ $ + X B 7 N M 7 4 C Z 5 @ U 4 D / (Right)  How many such numbers are there, each of which is immediately preceded by a letter and also immediately followed by a symbol?

A
One
B
None
C
Two
D
Three
Question 6
Arithmetic

Select the triad which follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern.  CF – GI – KL  MP - QS – UV

A
RM – QT – PR
B
BF – EI – HL
C
PL – RN – TP
D
OR – SU – WX
Question 7
Arithmetic

Each of V, U, T, O, N, M and L was born in a different month viz. January, March, May, June, July, September and December of the same year, starting from January and ending in December. Only two people are elder than M.  Only two people were born between L and M. Only U is elder than O. T is elder than N but younger than V. How many people were born between T and U?

A
One
B
Three
C
Four
D
Two
Question 8
Arithmetic

An early 19 -century tribal uprising was organised in 1812 by Kerala’s first agricultural tribe from the Wayanad region, resisting British agrarian exploitation. This revolt is known as the:

A
Koya Viplavam
B
Kadar Tribal Revolt
C
Kurichiya Revolt
D
Kurumba Uprising
Question 9
Arithmetic

A, B, C, D, E, F, G and H are sitting around a square table facing the centre of the table. Some of them are sitting at the corners while some are sitting at the exact centre of the sides. B is seated second to the right of H. B is not seated at the centre of any side. F is the immediate neighbour of E and B. D is seated third to the left of H. G is seated in a corner. C is seated second to the right of A. How many people are seated between D and A when counted from the left of D?

A
Five
B
Four
C
One
D
Three
Question 10
Arithmetic

What will come in the place of the question mark (?) in the following equation if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged?  35 + 10 × 2 − 15 ÷ 3 = ?

A
75
B
74
C
77
D
76
Question 11
Arithmetic

Which of the following regions of the world has the highest population density due to fertile plains, industrialisation, and urban development?

A
Sahara Desert
B
Greenland
C
Amazon Basin
D
South and East Asia
Question 12
Arithmetic

L is the mother of M. M is the mother of O. O is the sister of H. H is the wife of P. P is the father of F. F is the mother of G. How is M related to F?

A
Mother’s sister
B
Father’s sister
C
Mother’s mother
D
Sister's daughter
Question 13
Arithmetic

The local self-government system under the Cholas is best reflected in the:

A
Allahabad Pillar Inscription
B
Uttaramerur Inscription
C
Aihole Inscription
D
Hathigumpha Inscription
Question 14
Arithmetic

What will come in the place of ‘?’ in the following equation if ‘+’ and ‘–‘ are interchanged and ‘x’ and ‘÷’ are interchanged?  81 x 9 – 14 ÷ 2 + (60 x 6) ÷ 3 – 49 + 15 = ?

A
56
B
41
C
64
D
32
Question 15
Arithmetic

The flow of electric current in acidic solutions is due to:

A
Gas bubbles formed
B
Ions present in the solution
C
Neutral molecules only
D
Metals in the solution
Question 16
Arithmetic

Shivam borrowed a sum of 30,000 at a certain rate of simple interest for 3 years. If he ₹ paid an interest of 4,500 at the end of the period at x% per annum rate of interest, the ₹ value of x is:

A
5
B
6
C
7
D
4
Question 17
Arithmetic

Carbon dioxide from the air or soil combines with water in a chemical weathering process known as which of the following?

A
Carburation
B
Carbolation
C
Carbonation
D
Carboxylation
Question 18
Arithmetic

Which Article of the Constitution of India specifically provides for the constitution of Panchayats at the village, intermediate, and district levels?

A
Article 243D
B
Article 243A
C
Article 243B
D
Article 243H
Question 19
Arithmetic

A question is given, followed by two statements labelled I and II. Identify which of the statements is/are sufficient to answer the question.  Among H, I, J, K, and L, who is the tallest?  (I) J is taller than H and I but shorter than K.  (II) L is shorter than K but taller than J.

A
Both statements I and II together are not sufficient to answer the question
B
Data in Statement I alone is sufficient to answer the question while data in Statement II is not
C
Both statements I and II together (and not statement I alone or statement II alone) are sufficient to answer the question
D
Data in Statement II alone is sufficient to answer the question while data in Statement I is not
Question 20
Arithmetic

Based on the alphabetical order, three of the following four are alike in a certain way and thus form a group. Which is the one that does not belong to that group?  (Note: The odd man out is not based on the number of consonants/vowels or their position in the letter cluster.) 

A
RUP
B
ORM
C
GJE
D
LMK
Question 21
Arithmetic

Secret Mountain is a metahuman digital band conceived by whom?

A
Arijit Singh
B
Shreya Ghoshal
C
Shankar Mahadevan
D
A.R. Rahman
Question 22
Arithmetic

A certain number of people are sitting in a row, facing north. E sits at the extreme left end of the row. Exactly seven people sit between E and F. A sits third to right of F. Exactly four people sit between C and B. C sits exactly in between E and F. Exactly four people sit between B and D. D sits at one of the extreme ends. What is the total number of people seated in the row? 1455

A
8
B
12
C
15
D
10
Question 23
Arithmetic

A sum of money triples itself at a certain rate of compound interest, compounded annually in 7 years. In how many years will it amount to 27 times of itself?

A
23 years
B
31 years
C
11 years
D
21 years
Question 24
Arithmetic

H, I, J, K, U, V, W and X are sitting around a square table facing the centre of the table. Four of them are sitting at the corners while four are sitting at the exact centre of the sides.  Only three people sit between J and W. J does not sit at any of the corners. I sits third to the left of W. H sits second to the left of J. V is an immediate neighbour of both W and H. U is an immediate neighbor of J. X sits second to the left of W. How many people sit between K and H when counted from the left of K?

A
One
B
Three
C
Four
D
Two
Question 25
Arithmetic

Which organisation established a committee on invasive alien species in March 2016?

A
Central Pollution Control Board
B
Ministry of Environment
C
National Biodiversity Authority
D
Indian Council of Forestry Research