RRB-NTPC 2016 Mathematics

Practice subject-wise previous year questions

Question 1076
Arithmetic

Which of the following is a similarity between Hindustani and Carnatic music systems?

A
Use of identical compositions
B
Rejection of Shruti concept
C
Exclusive focus on instrumental music
D
Foundation on Raga and Tala
Question 1077
Arithmetic

Which of the following scientists proposed the nuclear model of the atom based on the results of the gold foil experiment?

A
John Dalton
B
Ernest Rutherford
C
Niels Bohr
D
J.J. Thomson
Question 1078
Arithmetic

In a certain code language, 'BUST' is coded as '3519' and 'LIDS' is coded as '6894'. What is the code for 'S' in that language?

A
1
B
9
C
4
D
6
Question 1079
Arithmetic

What should come in place of the question mark (?) in the given series? 145 141 133 121 105 ?

A
87
B
81
C
83
D
85
Question 1080
Arithmetic

Which organization concluded its 46th summit in Manama, where leaders adopted the Sakhir Declaration, reaffirming their commitment to deeper political, security, and economic integration?

A
Organization of Islamic Cooperation (OIC)
B
United Nations (UN)
C
Gulf Cooperation Council (GCC)
D
Arab League
Question 1081
Arithmetic

Which of the given letter-number clusters will replace the question mark (?) in the following series to make it logically complete? TRZ 2 RPX 5 PNV 8 NLT 11 ?

A
MCA 15
B
AFU 14
C
KDY 15
D
LJR 14
Question 1082
Arithmetic

What is the average of five consecutive even integers if the smallest integer is 28?

A
33
B
32
C
31
D
30
Question 1083
Arithmetic

A user mistakenly turns on the overwrite mode and each new letter replaces the old one in a line. Which key is responsible for toggling between the insert mode and the overwrite mode?

A
F5
B
Del
C
Ins
D
Tab
Question 1084
Arithmetic

The intermediary that DNA molecules use to communicate with the rest of the cell is the:

A
miRNA
B
tRNA
C
mRNA
D
rRNA
Question 1085
Arithmetic

A car travels from City A to City B, a distance of 360 km. For the first half of the distance, it travels at a speed of 60 km/h. Due to traffic, it travels the next 120 km at 40 km/h. For the remaining distance, it travels at the same speed as it did for the first half. What is the average speed (in km/h) of the car for the entire trip, correct to two places after decimal?

A
52.43 km/h
B
49.43 km/h
C
51.43 km/h
D
50.43 km/h
Question 1086
Arithmetic

The total area covered by the Andaman & Nicobar Islands is approximately:

A
5,163 sq. kms
B
8,249 sq. kms
C
6,249 sq. kms
D
7,567sq. kms
Question 1087
Arithmetic

In a certain code language, 'BITE' is coded as '4568' and 'TIME' is coded as '4826'. What is the code for 'M' in the given code language?

A
8
B
4
C
2
D
6
Question 1088
Arithmetic

Which of the values of a, b, c given in the options satisfy the following equations? $3a - 4b + 2c = -9$ $-4a + 4b + 10c = 32$ $-a + 2b - 7c = -7$

A
(1, 4, 2)
B
(2, 1, 4)
C
(5, 1, 1)
D
(3, 2, 2)
Question 1089
Arithmetic

Who among the following was the court poet of the Vardhana ruler, Harsha?

A
Banabhatta
B
Kalashoka
C
Vasumitra
D
Harishena
Question 1090
Arithmetic

What is the maximum value that must be assigned to A so that the 8-digit number 713A8845 is divisible by 3?

A
9
B
8
C
6
D
7
Question 1091
Arithmetic

What economic system was adopted by India post-1947 to balance the development of different sectors?

A
Pure socialism
B
Mixed economy
C
Command economy
D
Pure capitalism
Question 1092
Arithmetic

A is the sister of B. C is the brother of D. E is the husband of D. B is the mother of C. How is A related to E?

A
Wife's mother
B
Wife's mother's sister
C
Mother
D
Mother's mother
Question 1093
Arithmetic

Kc is the daughter of Cw. Lu is the father of Qk. Ef is the mother of Kc. Qk is the brother of Ef. How is Lu related to Cw?

A
Wife's father
B
Daughter's husband
C
Wife's brother
D
Sister's daughter
Question 1094
Arithmetic

In which year was the world's first commercial microprocessor, the Intel 4004, launched?

A
1985
B
1960
C
1945
D
1971
Question 1095
Arithmetic

C, D, N, O, P and Q live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it is numbered 2 and so on, till the topmost floor, which is numbered 6. D lives on the floor numbered 1. Only two people live between Q and P. Q lives below C. Only two people live between O and C. Only one person lives between D and C. How many people live above N?

A
Two
B
Four
C
One
D
Three
Question 1096
Arithmetic

Which of the following was the capital expenditure (capex) announced for FY 2025-26 in the Union Budget of India?

A
₹8 lakh crore
B
₹10.0 lakh crore
C
₹11.21 lakh crore
D
₹13.5 lakh crore
Question 1097
Arithmetic

63 is related to 159 following a certain logic. Following the same logic, 44 is related to 102. To which of the following is 57 related, following the same logic? (NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

A
152
B
139
C
141
D
127
Question 1098
Arithmetic

A and B complete a work in 21 days. If A alone can do it in 28 days, then B alone can do three-fourth of the same work in ______________days.

A
35
B
56
C
63
D
49
Question 1099
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
MIL
B
QMO
C
SOQ
D
OKM
Question 1100
Arithmetic

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? MPL 79 KNJ 87 ILH 95 GJF 103 ?

A
EJP 110
B
EIC 111
C
EGC 110
D
EHD 111