RRB-NTPC 2021 Mathematics
Practice subject-wise previous year questions
Question 2576
Arithmetic
As per April 2021, Reserve Bank of India (RBI) allows flexibility in UPI transaction limits for in-person merchant payments, ranging from ₹2 lakh to ______.
A
₹6 lakhB
₹4 lakhC
₹5 lakhD
₹3 lakhQuestion 2577
Arithmetic
In the 2024 Jammu & Kashmir Assembly elections, from which constituency did the current Chief Minister of J & K contest, and which party does he/she represent?
A
Ganderbal, Jammu & Kashmir People's Democratic Party (JKPDP)B
Baramulla, Jammu & Kashmir National Conference (JKNC)C
Srinagar, Indian National Congress (INC)D
Ganderbal, Jammu & Kashmir National Conference (JKNC)Question 2578
Arithmetic
TN 14 is related to PK 29 in a certain way. In the same way, JD 3 is related to FA 18. To which of the given options is SG -5 related, following the same logic?
A
OC 8B
OC 10C
OD 10D
OD 8Question 2579
Arithmetic
Which mission, launched by ISRO in January 2021, carried the NVS-02 navigation satellite?
A
PSLV-C55B
GSLV-F16C
LVM3-M5D
GSLV-F15Question 2580
Arithmetic
Commemorated on National Science Day, CV Raman established key scientific platforms in India. The scientific journal founded by him was ______.
A
Nature IndiaB
Science India MonthlyC
Current ScienceD
Indian Journal of PhysicsQuestion 2581
Arithmetic
Privatisation was a key pillar of the New Economic Policy of 1991. Which of the following is NOT a form of privatisation?
A
DisinvestmentB
Asset monetisationC
Sovereign borrowingD
Strategic saleQuestion 2582
Arithmetic
Mr. Yanki starts from Point A and drives 17 km towards the South. He then takes a right turn, drives 19 km, turns right and drives 29 km. He then takes a right turn and drives 15 km, turns right drives 1 km. He then takes a left turn drives 6 km. He takes a final right turn, drives 11 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90 degrees turns only unless specified.)
A
4 km to the SouthB
2 km to the WestC
6 km to the EastD
8 km to the NorthQuestion 2583
Arithmetic
India's dependency on food aid reduced after the Green Revolution. Which US program had earlier provided wheat aid to India?
A
PL-480B
KL-580C
Green AidD
Marshall PlanQuestion 2584
Arithmetic
Which of the following numbers is divisible by 87?
A
8004B
8088C
7150D
7835Question 2585
Arithmetic
The sides (in cm) of a right triangle are $(x - 5)$, $(x – 10)$ and $x$. Its area (in cm$^2$) is:
A
150B
162C
158D
163Question 2586
Arithmetic
4 chairs and 14 tables cost ₹4,000 and 16 chairs and 12 tables cost ₹5,000. What is the cost of 8 chairs and 4 tables?
A
₹2,002B
₹1,998C
₹2,004D
₹2,000Question 2587
Arithmetic
Which Indian states are covered under the CITI-CDRA project as of March 2021?
A
Odisha, West Bengal, AssamB
Tamil Nadu, Karnataka, KeralaC
Gujarat, Haryana, PunjabD
Rajasthan, Madhya Pradesh, MaharashtraQuestion 2588
Arithmetic
In a class of 30 students, the average score on a test is 75. If 20 students scored an average of 80, what is the average score of the remaining 10 students?
A
65B
70C
72D
60Question 2589
Arithmetic
In March 2021, the Indian Government has introduced a ______ incentive scheme for banks to encourage small-value UPI transactions in the financial year 2024-25?
A
₹1,500 croreB
₹1,600 croreC
₹1,700 croreD
₹1,800 croreQuestion 2590
Arithmetic
If the third proportional of 81 and Z is 9, then what is the positive value of Z?
A
25B
28C
27D
30Question 2591
Arithmetic
Select the letter-cluster from among the given options that can replace the question mark (?) in the following series. RCX TDS VEN XFI?
A
ZHEB
ZIEC
ZIFD
ZGDQuestion 2592
Arithmetic
Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (NOTE: All numbers are single digit numbers only) (Left) & # 9 % 6 4 % ©@ & 6 4 6 7© 9 8 5 % 9©7 (Right) How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by a symbol?
A
3B
4C
2D
1Question 2593
Arithmetic
India's telecom revolution is a major outcome of liberalisation. Which regulatory authority was established in 1997 to oversee the telecom sector?
A
TRAIB
SEBIC
NABARDD
IRDAIQuestion 2594
Arithmetic
L is the mother of two sons, namely, P and J. F is the wife of P. Q is the daughter of J. How is L related to Q?
A
Husband's motherB
Father's motherC
Mother's motherD
MotherQuestion 2595
Arithmetic
Fenil starts from Point Y and drives 19 km towards the west. He then takes a left turn, drives 49 km, turns left and drives 12 km. He then takes a left turn and drives 28 km. He takes a left turn and drives 38 km. He then turns right and drives 21 km to stop at Point Z. How far (shortest distance) and towards which direction should he drive in order to reach Point Y again? (All turns are 90 degree turns only unless specified.)
A
51 km towards the southB
39 km towards the westC
41 km towards the southD
45 km towards the eastQuestion 2596
Arithmetic
The average weight of M and his three friends is 65 kg. If M's weight is 8 kg more than the average weight of his three friends, what is M's weight (in kg)?
A
71B
70C
68D
69Question 2597
Arithmetic
In a certain code language, 'FISH' is coded as '6458' and 'HAVE' is coded as '5723'. What is the code for 'H' in the given code language?
A
5B
7C
8D
2Question 2598
Arithmetic
Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. HKO: FJM DPY: BOW
A
WGO: SCJB
BPS: AKIC
TRK: RQID
BZI: WVDQuestion 2599
Arithmetic
When the difference between compound interest, compounded annually, and simple interest for three years is ₹228 at 4% interest per annum, the principal is ₹______.
A
46,300B
48,075C
47,295D
46,875Question 2600
Arithmetic
Which zone of the Great Indian Plains has high humidity and marshy conditions?
A
BhangarB
BhabarC
DeltaD
Terai