RRB NTPC Previous Year Question Paper
1) The area of a rectangle is 448 sq.m. if the length is more than the breath by 12% find the breadth
a) 14m
b) 16m
c) 18m
d) 20m
2) The following table represents the transport preferences of a certain number of people in three towns, V, K and S. Consider the information and answer the following questions based on it
Cycle | Taxi | Rickshaw | Bus | Own car | Train | |
Town V | 150 | 155 | 75 | 100 | 125 | 145 |
Town K | 115 | 100 | 100 | 175 | 175 | 110 |
Town S | 150 | 150 | 125 | 100 | 100 | 155 |
What is the most preferred mode of transport?
a) Train
b) Bus
c) Cycle
d) Taxi
3) The following table represents the transport preferences of a certain number of people in three towns, V, K and S. Consider the information and answer the following questions based on it
Cycle | Taxi | Rickshaw | Bus | Own car | Train | |
Town V | 150 | 155 | 75 | 100 | 125 | 145 |
Town K | 115 | 100 | 100 | 175 | 175 | 110 |
Town S | 150 | 150 | 125 | 100 | 100 | 155 |
The number of people wanting to travel by train and bus is how much or less than those wanting to travel by taxi and own car?
a) 15 more
b) 15 less
c) 20 more
d) 20 less
4) The following table represents the transport preferences of a certain number of people in three towns, V, K and S. Consider the information and answer the following questions based on it
Cycle | Taxi | Rickshaw | Bus | Own car | Train | |
Town V | 150 | 155 | 75 | 100 | 125 | 145 |
Town K | 115 | 100 | 100 | 175 | 175 | 110 |
Town S | 150 | 150 | 125 | 100 | 100 | 155 |
The difference between people who prefer taxi own car is?
a) 5
b) 10
c) 15
d) 20
5) Rs. 3,105 is due to be divided among K, L and M in the proportion of 2/3 : 3/4 : 1/2 respectively. How much will L get?
a) Rs.1080
b) Rs. 810
c) Rs.1215
d) Rs.970
6) If a-b = 5 and a2+b2=97, ab =?
a) 48
b) 32
c) 36
d) 72
7) N invested Rs. 20,000 in business. six months later, C joined him with Rs. 10,000. at the end of the year, the profit was Rs. 10,000. what should be the share of N?
a) Rs. 2000
b) Rs. 4000
c) Rs. 6000
d) Rs. 8000
8) Find the LCM of 12, 16, 20 and 24
a) 180
b) 220
c) 240
d) 260
9) A box of 20 items was bought for Rs. 6400 after a discount of 20% . find the cost of each team/
a) Rs. 300
b) Rs. 350
c) Rs. 400
d) Rs. 450
10) —————are twin prime numbers
a) (4,9)
b) (2,3)
c) (4,6)
d) (3,5)
11) X does 25% of a work in 20 day. Y joins X and they together finish the remaining work in 15 days. Y alone can do the whole work in ——days
a) 30 days
b) 25 1/2 days
c) 26 2/3 days
d) 26 1/3 days
12) 4x-72= ?
a) 4×2-56x+49
b) 4×2-14x+49
c) 16×2+14x+49
d) 16×2-56x+49
13) The maturity value of a certain sum after two years at 20% p.a. interest compounded annually is Rs.14,400. find the principal amount
a) Rs. 9000
b) Rs. 9500
c) Rs. 10000
d) Rs. 10500
14) The smallest of the fractions among 5/8,3/4,13/16,7/12 is
a) 57
b) 34
c) 1316
d) 712
15) If angles M and N measure 60° and 30° respectively, (sinM) X (cot N) =?
a) 1/2
b) 32
c) 3/2
d) 0
16) The diagonals of 2 squares M & N are in the ratio 2:1. The ratio of their areas is
a) 1:2
b) 2:1
c) 1:4
d) 4:1
17) Find the greatest number which on dividing 391 and 318 leaves remainders 7 and 6 respectively
a) 20
b) 23
c) 24
d) 32
18) X and Y are parents of four married sons, one married daughter and one unmarried daughter living in a joint family. two of the sons have two daughters and one son each. the others two have two sons and one daughter each. How many male members are there in the family?
a) 9
b) 10
c) 11
d) 12
19) The cost of 15 kg of groundnuts and 4 kg of cashews is Rs. 7000. The cost of 10 kg of cashews is equal to 25 kg of groundnuts. Find the cost per kg.
a) Rs. 320
b)Rs. 700
c) Rs. 540
d) Rs. 280
20) The average weight of 25 bags is 55 kg. the weight of one bag was misread as 65 instead of 56. Find the correct mean value
a) 55.25
b) 55.36
c) 54.64
d) 55.65
21) In a farm, there are goats and peacocks. If the number of heads are 60 and the number of feet are 170, then the number of goats=?
a) 18
b) 20
c) 23
d) 25
22) A train runs at 80 kmph for the first 40 km and the next 30 km at 60 kmph. Find the average speed.
a) 62 kmph
b) 64 kmph
c) 65 kmph
d) 70 kmph
23) A tap can fill a tank in 50 minutes. If the tank has a leakage which alone is capable of emptying the tank 2 1/2 hours, the tank will now be filled in —-
a) 1 hour
b) 1 hour 15 mins
c) 1 hour 25 mins
d) 1 hour 30 mins
24) (0.2 ×0.2 x 0.20) (0. 06 x 0.06 x 0.06) / (0.12 x 0.12 x 0.12) = ?
a) 0.008
b) 0.001
c) 0.002
d) 0.006
25) Find the range of the data 9,5,9,3,4,7,8,4,8,9,5,9
a) 3
b) 5
c) 6
d) 4
26) The cost price of 5kg of wheat and 10 kg of lentil were at Rs. 70 and Rs. 80 per kg respectively. On selling he gained 10% on wheat and 20% on sugar. what was the total sale price?
a) Rs. 1375
b) Rs.1345
c) Rs. 1400
d) Rs. 1350
27) M borrowed some money for 1 year at certain simple interest. but the interest rate was increased to 20 % which amounted to Rs. 120. find the principle amount
a) Rs. 4000
b) Rs. 5000
c) Rs. 6000
d) Rs. 7000
28) A man starts walking at 6.30a.m. and wants to cover a distance of 30 km. His initial speed is 6 kmph and after covering three-fifth distance, he reduces his peed by 2 kmph. at what time will he complete his walk?
a) 11.00 am
b) 12.30 pm
c) 11.30 pm
d) 12.00 pm