RRB-NTPC 2021 Mathematics
Practice subject-wise previous year questions
Question 2876
Arithmetic
In a row of 37 students facing north, Vishesh is 13 th from the right end. If Namrata is 10 th to the left of Vishesh, what is Namrata's position from the left end of the line?
A
11 thB
12 thC
15 thD
14 thQuestion 2877
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 :: ? #: VTP :: KIE: %
A
# = QOK, % = PNJB
# = QNK, % = PUYC
# = RTK, % = PKJD
# = LOY, % = PKJQuestion 2878
Arithmetic
What is the purpose of Print Preview in MS Excel 365?
A
To check how the spreadsheet will appear on paper and adjust layout/formattingB
To delete unnecessary rows/columnsC
To edit cell formulas before printingD
To convert the spreadsheet into a PDFQuestion 2879
Arithmetic
What should come in place of the question mark (?) in the given series? 1512 1520 1530 1542 1556 ?
A
1572B
1576C
1574D
1570Question 2880
Arithmetic
Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)
A
YGIPB
HPSYC
AILRD
NVYEQuestion 2881
Arithmetic
The famous building 'Qutub Minar' has been built under which style of architecture?
A
Mughal StyleB
Mamulek StyleC
Sharqi StyleD
Seljuk StyleQuestion 2882
Arithmetic
Which of the following organisms has the smallest DNA length listed?
A
Human haploid cellB
$\phi$ X174 phageC
Escherichia coliD
Bacteriophage $\lambda$Question 2883
Arithmetic
In December 2024, which government project won the SKOCH Award for excellence in forest management?
A
Van Bandhu Kalyan YojanaB
Green India MissionC
Nagaland Forest Management ProjectD
Social Forestry Schemes of Madhya PradeshQuestion 2884
Arithmetic
In the 2024 Jharkhand Assembly elections, how many seats were won by the winning party/coalition and what is the name of the party/coalition?
A
56 seats, JMM-led NDA allianceB
56 seats, JMM-led alliance INDIAC
45 seats, Bharatiya Janata Party (BJP)D
50 seats, Indian National Congress (INC)Question 2885
Arithmetic
The Western Coastal Plains are narrower and lie between which features?
A
Western Ghats and Arabian SeaB
Himalayas and Indian OceanC
Vindhya Range and Arabian SeaD
Eastern Ghats and Bay of BengalQuestion 2886
Arithmetic
Mr. GHI starts from Point A and drives 16 km towards the east. He then takes a right turn, drives 18 km, turns right and drives 26 km. He then takes a right turn and drives 26 km. He takes a final right turn, drives 10 km and stops at Point P. How far (shortest distance) and in which direction should he drive in order to reach Point A again? (All turns are 90-degree turns only unless specified)
A
8 km to the southB
4 km to the westC
6 km to the westD
5 km to the southQuestion 2887
Arithmetic
Which of the given 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 ::? #: GLO :: INQ : %
A
# = DFR, % = NPYB
# = BGJ, % = NSVC
# = BPU, % = MTGD
# = EDG, % = MGVQuestion 2888
Arithmetic
Five times the present age of Vashnavi is 18 years more than seven times the present age of Sooraj, and eight times the present age of Sooraj is 17 years less than five times the present age of Vashnavi. What is the sum of the present ages (in years) of Vashnavi and Sooraj?
A
6B
10C
9D
4Question 2889
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 that follows the same logic. BACK - ABCK - BCKA MINO - IMNO - MNOI
A
RANK - ARNK - ANKRB
CLIP - LCIP - PLICC
TEAR - ETAR - TARED
CAGE - CGAE - EGAC Question 2890
Arithmetic
The mean of data is 56, and its median is 76. The mode (using empirical relation) of the data is:
A
105B
116C
93D
203Question 2891
Arithmetic
Which of the following river basins supports the highest population concentration in India?
A
Narmada BasinB
Brahmaputra BasinC
Ganga BasinD
Godavari BasinQuestion 2892
Arithmetic
In the three-tier structure of the Panchayati Raj system in India, which body is elected at the grassroots level?
A
Block SamitiB
Zila ParishadC
Gram PanchayatD
Panchayat SamitiQuestion 2893
Arithmetic
A group of numbers and symbols is coded using letter codes as per the codes given below and the conditions that follow. Study the given codes and conditions and answer the question that follows. Note: If none of the conditions apply, then codes for the respective number/symbol are to be followed directly as given in the table. Number/symbol @ 4 2 + 8 - $\div$ 6 7 % 5 $ # & Code P V A R Z I E H L O J C B Q Conditions: If the first and the last elements are symbols, then the codes for these two (the first and the last element) are to be interchanged. If the third element is a prime number, then the third element is to be coded as $\gamma$. If the fifth element is a multiple of 4, then the fifth element is to be coded as $\beta$. What will be the code for the following group? 4 6$\div$%8
A
BHEOZB
VHEOZC
VHEO$\beta$D
$\gamma$HYO$\beta$Question 2894
Arithmetic
Ashish, Lalita and Pranav started a business in partnership, investing in the ratio of 21 : 9 : 20, respectively. At the end of the year, they earned a profit of ₹84,700, which is 28% of their total investment. How much did Lalita invest (in ₹)?
A
₹54,352B
₹54,498C
₹54,442D
₹54,450Question 2895
Arithmetic
Which Article of the Constitution of India provides a right to profess, practice and propagate religion?
A
Article 23B
Article 24C
Article 26D
Article 25Question 2896
Arithmetic
Which of the following is/are correct with respect to the outcomes of globalisation in the Indian economy? 1. The opening of the economy has led to a rapid decrease in foreign direct investment and foreign exchange reserves. 2. The post-1991 India witnessed a steep decline in its GDP on a continual basis for two decades. 3. The growth of GDP increased from 5.6% during 1980-91 to 8.2% during 2007-12.
A
Only 3B
Only 2C
Only 1 and 2D
Only 1 and 3Question 2897
Arithmetic
Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)
A
OSMB
RVQC
UYTD
JNIQuestion 2898
Arithmetic
Which of the following is a major challenge facing the development of inland waterways in India?
A
Minimal environmental concernsB
Lack of adequate terminal facilitiesC
High levels of private investmentD
Well-established infrastructureQuestion 2899
Arithmetic
A cistern can be filled with water by a pipe in 10 hours, and it can be emptied by a second pipe in 8 hours. If both the pipes are opened when the cistern is full, the time in which it will be emptied is:
A
45 hoursB
42 hoursC
44 hoursD
40 hoursQuestion 2900
Arithmetic
Who among the following wrote the book 'I am a Soldier's wife'?
A
Dr. Aishwarya PanditB
Geetika LidderC
Namita GokhaleD
Soumitra Chatterjee