RRB-NTPC 2016 Mathematics

Practice subject-wise previous year questions

Question 1276
Arithmetic

Find the difference between the compound interest, compounded annually, and the simple interest on ₹4,000 for 2 years at 6% per annum.

A
₹ 15.90
B
₹ 13.80
C
₹ 16.80
D
₹ 14.40
Question 1277
Arithmetic

A shopkeeper purchased 19 dozens of articles at the rate of ₹390 per dozen. He sold each one of them at the rate of ₹78. What percentage profit did he make?

A
137%
B
140%
C
143%
D
142%
Question 1278
Arithmetic

If a 7-digit number 54572A0 is completely divisible by 3, what is the minimum value of A?

A
4
B
1
C
5
D
3
Question 1279
Arithmetic

A shopkeeper fixes the marked price of an item 100% above its cost price. What percentage of discount on marked price should be allowed to gain 26%?

A
36%
B
39%
C
40%
D
37%
Question 1280
Arithmetic

Space Summit 2016, a specially curated two-day elite conference held on 2–3 February 2016, took place in which of the following countries?

A
India
B
United States
C
United Arab Emirates
D
Singapore
Question 1281
Arithmetic

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ? # : ZVT :: JFD : %

A
# = WTR , % = LKH
B
# = XSR , % = LJG
C
# = XUR , % = MJL
D
# = WSQ , % = MIG
Question 1282
Arithmetic

Which of the following Union Territories has a Legislative Assembly and Council of Ministers?

A
Daman and Diu
B
Dadra and Nagar Haveli
C
Andaman and Nicobar Islands
D
Puducherry
Question 1283
Arithmetic

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ? # : NXF :: KUC : %

A
# = FIX % = SCK
B
# = FPX % = SCO
C
# = FPX % = SCK
D
# = EPX % = SCK
Question 1284
Arithmetic

Which factor has contributed most to the depletion of high-grade mineral ores in India over recent decades?

A
Increased export of unprocessed minerals
B
Selective mining of rich ores
C
Limited foreign investment in mining
D
Overdependence on coal-based industries
Question 1285
Arithmetic

Let $C_1$ and $C_2$ be two concentric circles with centre O. Let AB be a chord on $C_1$ the larger circle such that AB touches $C_2$ at the point P. Then which of the following is true? ( i ) OP = AP ( ii ) AP = PB ( iii ) OP = 2PB ( iv ) OP = AB

A
AP = PB
B
OP = 2PB
C
OP = AP
D
OP = AB
Question 1286
Arithmetic

Which of the following leaders did the soldiers choose to lead them after rebelling against the British in 1857?

A
Bahadur Shah Zafar
B
Mangal Pandey
C
Nana Sahib
D
Rani Lakshmibai
Question 1287
Arithmetic

Two quadratic equations $x^2 + x + p = 0$ and $x^2 + 2x - 3 = 0$ have one root common. What is a possible value of p?

A
-1
B
-2
C
-4
D
-3
Question 1288
Arithmetic

The perimeter of a certain sector of a circle of radius 8 cm is 24 cm. Find the area of the sector.

A
32 cm²
B
22 cm²
C
29 cm²
D
38 cm²
Question 1289
Arithmetic

In which year did the Vellore Mutiny take place?

A
1817 CE
B
1857 CE
C
1799 CE
D
1806 CE
Question 1290
Arithmetic

Which of the following letter-number clusters will replace the question mark (?) in the given series to make it logically complete? OQR 42 TVW 35 YAB 28 DFG 21 ?

A
IKL 14
B
ILK 14
C
IJK 13
D
IQZ 13
Question 1291
Arithmetic

Which of the following wildcards is used for finding the files matching a pattern?

A
/.[file extension]
B
-.[file extension]
C
+.[file extension]
D
*.[file extension]
Question 1292
Arithmetic

Which classical Indian music form is primarily performed in temples as part of devotional worship, especially in Kerala?

A
Khayal
B
Sopana Sangeetham
C
Dhrupad
D
Thumri
Question 1293
Arithmetic

P, Q, R, S, T and U 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 is numbered 6. T lives on an even numbered floor but not 6. The sum of the floors on which Q and T live is 7. P lives immediately above U. The sum of the floors on which T and R live is 3. How many people live below T?

A
1
B
4
C
3
D
2
Question 1294
Arithmetic

What is the role of parental consent under the DPDP Act, 2023, as of December 2025?

A
To approve all digital device purchases
B
To allow schools to access children’s medical records
C
To grant children access to online exams
D
To permit processing of a child’s personal data by data fiduciaries
Question 1295
Arithmetic

Which of the following pollutants is most closely associated with the formation of acid rain?

A
Ammonia
B
Methane
C
Ozone
D
Sulphur dioxide
Question 1296
Arithmetic

Which leader was a close associate of Mahatma Gandhi and carried out a salt protest in the Madras Presidency during the Civil Disobedience Movement?

A
Sarojini Naidu
B
Sardar Vallabhbhai Patel
C
C. Rajagopalachari
D
K. Kamaraj
Question 1297
Arithmetic

The National Commission for Scheduled Tribes (NCST) was created by which Constitutional Amendment?

A
97th Amendment
B
65th Amendment
C
89th Amendment
D
102nd Amendment
Question 1298
Arithmetic

A typist takes 40 minutes to type 2 pages. How long (in minutes) will he take to type 84 pages?

A
1690
B
1670
C
1680
D
1685
Question 1299
Arithmetic

The Digital India programme was launched in which year to enable digital delivery of services to citizens?

A
2015
B
2019
C
2020
D
2017
Question 1300
Arithmetic

In a certain code language, 'COOK' is coded as '8245' and 'HOOK' is coded as '5429'. What is the code for 'H' in that language?

A
8
B
9
C
4
D
5