RRB-NTPC 2021 Mathematics
Practice subject-wise previous year questions
Question 2176
Arithmetic
A vendor buys 42 laptop bags for ₹41,622 and sells them at 35 for ₹37,345. How many laptop bags should be bought and sold to earn a profit of ₹3,952?
A
52B
16C
34D
76Question 2177
Arithmetic
Which reformer gave the slogan 'One God, One Caste'?
A
Jyotiba PhuleB
Dayanand SaraswatiC
Narayana GuruD
Keshub Chandra SenQuestion 2178
Arithmetic
What will come in the place of '?' in the following equation, if '+' and '-' are interchanged and 'x' and '÷' are interchanged? $45 ÷ 12 - 75 × 5 + 13 = ?$
A
546B
542C
545D
544Question 2179
Arithmetic
A person who spends 50% of his monthly income is able to save ₹7,056 per month. His monthly expenses (in ₹) are:
A
7,056B
6,987C
7,024D
7,039Question 2180
Arithmetic
Shubham ranked 19 th from the top and 46 th from the bottom in his class. How many students are there in his class?
A
62B
65C
63D
64Question 2181
Arithmetic
Which of the following letter-number-clusters will replace the question mark (?) in the given series to make it logically complete ? VRO 6, UQN 11, TPM 16, SOL 21, ?
A
RPM 25B
PQM 25C
RNK 26D
PRN 26Question 2182
Arithmetic
Select the triad that follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern. EA-GC-JLGC-IE-LN
A
LG-MJ-PSB
KG-MI-PSC
KG-MI-PRD
LG-MI-PSQuestion 2183
Arithmetic
RR 14 is related to UN 3 in a certain way. In the same way, BV 10 is related to ER -1. To which of the given options is PE 1 related, following the same logic?
A
RI 8B
SA-10C
VS-9D
PV 2Question 2184
Arithmetic
Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) 2 @ % * 2 7 4 8 € @ % $ 7 6 6 * $ 7 £ 7 6 (Right) How many such numbers are there each of which is immediately preceded by a number and also immediately followed by a symbol?
A
4B
1C
2D
3Question 2185
Arithmetic
If (3, 2) are coordinates of the centroid of a triangle, whose vertices are (0, 4), (-2, 0) and (p, 2), then find the value of p.
A
8B
10C
9D
11Question 2186
Arithmetic
Harappan seals were made mostly from which of the following?
A
SteatiteB
TerracottaC
MarbleD
IronQuestion 2187
Arithmetic
According to the Economic Survey 2023-24, what percentage of India's population is expected to reside in urban areas by 2030?
A
40%B
35%C
50%D
45%Question 2188
Arithmetic
What is the region lying to the north of the Narmada River called?
A
Chota Nagpur PlateauB
Deccan PlateauC
Central HighlandsD
Eastern GhatsQuestion 2189
Arithmetic
Which programme of the Indian Government uses Socio-Economic and Caste Census (SECC) data for identifying beneficiaries?
A
Pradhan Mantri Awaas Yojana - GraminB
Mahatma Gandhi National Rural Employment Guarantee ActC
Digital IndiaD
National Rural Health MissionQuestion 2190
Arithmetic
Which country took over the presidency of the G7 in January 2021?
A
FranceB
BritainC
CanadaD
AustraliaQuestion 2191
Arithmetic
The cost of 15 pens and 6 pencils is ₹291. If the cost of a pen decreases by ₹9 and the cost of a pencil increases by ₹2, then the cost of 9 pens and 3 pencils is ₹75. What is the original cost of 12 pens and 3 pencils?
A
₹158B
₹157C
₹161D
₹159Question 2192
Arithmetic
What should come in place of the question mark (?) in the given series? 982 980 976 970 962 ?
A
952B
954C
948D
950Question 2193
Arithmetic
In MS PowerPoint 2019, when you press the Enter key while typing in a text box, what happens?
A
The text is deleted.B
The text box is automatically resized.C
The cursor moves to the next line within the same text box.D
The text is entered into a new slide.Question 2194
Arithmetic
If 2 is added to each even digit and 3 is subtracted from each odd digit in the number 596432, what will be the sum of the greatest and smallest digits in the new number thus formed?
A
8B
12C
6D
10Question 2195
Arithmetic
What is the average of all the natural numbers from 1 to 17?
A
9B
9.5C
8.5D
10Question 2196
Arithmetic
The marked price of a bookshelf is ₹397, which is 28% above the cost price. If the profit percentage is 3%. Find the discount percentage (rounded off to two decimal places).
A
21.31%B
16.89%C
18.13%D
19.53%Question 2197
Arithmetic
During which phase and year was a steady population growth rate observed in India?
A
Phase I: 1891-1921B
Phase II: 1921-1951C
Phase III: 1951-1981D
Phase IV: 1981-2011Question 2198
Arithmetic
If 'A' stands for '$\div$', 'B' stands for '$\times$', 'C' stands for '+' and 'D' stands for '-', then what will come in place of question mark (?) in the following equation? 43 D 15 C 7 B 9 D (28 A 2) = ?
A
83B
92C
64D
77Question 2199
Arithmetic
Which Mauryan ruler sent Buddhist missionaries to foreign countries?
A
SampratiB
AshokaC
BindusaraD
Chandragupta IIQuestion 2200
Arithmetic
Seven people, I, J, K, L, O, P and Q are sitting in a row, facing north. No one sits to the left of J. Only four people sit between J and K. Only three people sit to the right of O. I sits to the immediate left of L. P is not an immediate neighbour of O. Who sits at the rightmost end of the line?
A
PB
JC
ID
L