RRB-NTPC 2021 Mathematics
Practice subject-wise previous year questions
Question 2301
Arithmetic
Radhe starts from Point A and drives 8 km towards North. He then takes a left turn, drives 9 km, turns left and drives 12 km. He then takes a left turn and drives 11 km. He takes a final left turn, drives 4 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° turns only unless specified)
A
3 km to the westB
2 km to the westC
4 km to the westD
1 km to the westQuestion 2302
Arithmetic
A train overtakes two persons walking along a railway track. The first one walks at 12.6 km/hr. The other one walks at 27 km/hr. The train takes 12.5 and 14 seconds, respectively, to overtake them. What is the speed of the train if both the persons are walking in the same direction as the train?
A
142 km/hrB
147 km/hrC
154 km/hrD
143 km/hrQuestion 2303
Arithmetic
Select the triad that follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern. KG-NJ-PR MI-PL-RT
A
PK-RN-TUB
OK-RN-TUC
PK-RM-TUD
OK-RN-TVQuestion 2304
Arithmetic
Which Act transferred the power of governance from the East India Company to the British Crown?
A
Regulating Act, 1773B
Pitt's India Act, 1784C
Charter Act, 1833D
Government of India Act, 1858Question 2305
Arithmetic
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusion(s) logically follow(s) from the statements. Statements: All keys are doors. Some doors are cupboards. All cupboards are big. Conclusions: (I) Some keys are doors. (II) All doors are cupboards.
A
Neither conclusion (I) nor (II) follows.B
Only conclusion (II) follows.C
Both conclusions (I) and (II) follow.D
Only conclusion (I) follows.Question 2306
Arithmetic
A man has invested ₹50,500 at a rate of 6% per annum simple interest for 2 years. Find the amount (in ₹) that he will receive after 2 years.
A
57,560B
6,060C
56,560D
7,060Question 2307
Arithmetic
Which of the following is NOT a valid way to save a workbook in Microsoft Excel?
A
Using 'File' → 'Close'B
Pressing 'Ctrl + S'C
Clicking 'File' → 'Save'D
Selecting 'File' → 'Save As'Question 2308
Arithmetic
In a certain code language, 'PANT' is coded as '6129' and 'TAPE' is coded as '2956'. What is the code for 'E' in the given code language?
A
9B
6C
2D
5Question 2309
Arithmetic
A, B, C, D, E, F and G are sitting around a circular table facing the centre. C sits third to the left of B. A sits second to the left of G. G is not an immediate neighbour of C. D sits to the immediate left of E. How many people sit between A and E when counted from the left of A?
A
OneB
TwoC
NoneD
FourQuestion 2310
Arithmetic
Who won the 2021 Asian Snooker Championship men's title?
A
Habib ShalabyB
Amir SarkoshC
Pankaj AdvaniD
Ahsan RamzanQuestion 2311
Arithmetic
Which Article of the Indian Constitution promotes the spread and development of Hindi?
A
Article 350B
Article 348C
Article 351D
Article 349Question 2312
Arithmetic
The Paramhansa Sabha was founded in:
A
1857B
1875C
1849D
1865Question 2313
Arithmetic
If the eight-digit number $59044p22$ is divisible by 6, then the maximum value of p is:
A
6B
8C
7D
3Question 2314
Arithmetic
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusion(s) logically follow(s) from the statements. Statements: All fruit are bananas. Some bananas are green. All green are leaves. Conclusions: (I) Some fruits are bananas. (II) Some green are leaves.
A
Only conclusion (I) followsB
Only conclusion (II) followsC
Both conclusions (I) and (II) followD
Neither conclusion (I) nor (II) followsQuestion 2315
Arithmetic
Two taps can fill a cistern in 2 hours and 81 hours, respectively. A third tap can empty it in 81 hours. How long (in hours) will it take to fill the empty cistern, if all of the taps are opened together?
A
3B
4C
5D
2Question 2316
Arithmetic
Paika is the famous folk dance of which of the following states?
A
PunjabB
JharkhandC
GujaratD
RajasthanQuestion 2317
Arithmetic
Who won the 2021 Pulitzer for Poetry with New and Selected Poems?
A
Ocean VuongB
Tracy K SmithC
Ada LimónD
Marie HoweQuestion 2318
Arithmetic
What is another name for representative elements?
A
Transition elementsB
Transuranium elementsC
Main group elementsD
Inner-Transition elementsQuestion 2319
Arithmetic
When did Algeria officially become a member of the New Development Bank (NDB)?
A
January 2021B
February 2021C
March 2021D
May 2021Question 2320
Arithmetic
Which feature in Windows allows you to recover files that were accidentally deleted?
A
Recycle BinB
Disk CleanupC
Task ManagerD
Control PanelQuestion 2321
Arithmetic
Which act stated that the Presidencies of Madras and Bombay were to be subordinate to the Presidency of Bengal in all matters of war, diplomatic relations and revenue?
A
Pitts' India Act, 1784B
Charter Act of 1793C
Charter Act of 1813D
Charter Act of 1833Question 2322
Arithmetic
David spends 55% of his income. If he saves ₹36,000, then his income (in ₹) is:
A
80,000B
81,000C
19,800D
79,000Question 2323
Arithmetic
Under Article 164(3) of the Constitution of India, who administers the oath of office to the State Ministers?
A
President of IndiaB
Chief Minister of the StateC
Governor of the StateD
Speaker of the Legislative AssemblyQuestion 2324
Arithmetic
Commercial crops were prioritised over food crops during colonial rule. Which of the following is an example of a commercial crop promoted by the British?
A
MilletsB
RiceC
WheatD
IndigoQuestion 2325
Arithmetic
If '+' means 'subtraction', '-' means 'multiplication', 'x' means 'division' and '÷' means 'addition', then what will come in place of the question mark (?) in the following equation? $11-91\times7\div83+27= ?$
A
184B
193C
210D
199