A comprehensive collection of Quantitative Aptitude NIELIT previous year question papers. Prepare for NIELIT exams with our extensive range of quantitative aptitude question papers from previous years.

**Quantitative Aptitude NIELIT Previous Year Question Papers -1**

### Q. A train moving at 50 km/hr crosses a bridge in 45 seconds. The length of the train is 150 meters. Find the length of the bridge.

- 525 m
- 545 m
- 475 m
- 575 m

## Answer

**475 m**

NIELIT 2022 April Scientist B

### Q. The percentage profit earned by selling an article for Rs. 1920/- is equal to the percentage loss incurred by selling the same article for Rs. 1280/-. At what price should the article be sold to make 25% profit?

- Rs. 2000/-
- Rs. 2200/-
- Rs. 2400/-
- Data inadequate

## Answer

**Rs. 2000/-**

NIELIT 2017 Scientist B (CS)

### Q. The present ages of three persons in proportions 4:7:9. Eight years ago, the sum of their ages was 56. Find their present ages (in years)

- 8, 20, 28
- 16, 28, 36
- 20, 35, 45
- None of the above options

## Answer

**16, 28, 36**

NIELIT 2017 Scientist B (CS)

### Q. In a group of 24 members, each member drinks either tea or coffee or both. If 15 of them drink tea and 18 drink coffee, find the probability that a person selected from the group drinks both tea and coffee.

- 1/8
- 3/8
- 5/24
- None of the options

## Answer

**3/8**

NIELIT Scientist B 2020 November

### Q. Arjun by car takes double the time taken by bus to travel from Delhi to Agra. What is the Speed of the Bus if the Speed of the Car is 40 km/hr?

- 40 km/hr
- 60 km/hr
- 80 km/hr
- 30 km/hr

## Answer

**80 km/hr**

NIELIT Scientist B 2020 November

### Q. Two taps A and B can fill a tank in 12 minutes and 15 minutes respectively. The tank can be emptied by a third tap C in 6 minutes. If A and B are kept open for 5 minutes in the beginning and then C is opened along with A and B being kept open, the time taken to empty the tank is:

- 60 minutes
- 45 minutes
- 30 minutes
- 75 minutes

## Answer

**45 minutes**

NIELIT Scientist B 2020 November

### Q. The number of 4 digit numbers which contain not more than two different digits is :

- 576
- 567
- 513
- 504

## Answer

**576**

NIELIT 2021 Dec Scientist B

### Q. A clock is set at 4am. It loses 16 minutes in 24 hours. What will be the correct time when the clock indicates 9pm on the 4^{th} day?

- 8 pm
- 7 pm
- 10 pm
- 11 pm

## Answer

**10 pm**NIELIT 2022 April Scientist B

### Q. What is the maximum number of distinct handshakes that can happen in the room with 5 people in it?

- 15
- 10
- 6
- 5

## Answer

**10**

NIELIT 2017 Scientist B (CS)

### Q. A Professor passed one sixth of his life in childhood, one twelfth in youth, and one seventh more as a bachelor, five years after his marriage a son was born who died four years before his father at half his final age, then what is the age of Professor?

- 84 years
- 74 years
- 64 years
- 54 years

## Answer

**84 years**

NIELIT 2018

### Q. When the sum of all possible two digit numbers formed from three different one digit natural numbers are divided by sum of the original three numbers, the result is

- 26
- 24
- 20
- 22

## Answer

**22**

NIELIT 2017 DEC Scientist B

### Q.5, 16, 49, 104, 181, *__*

*__*

- 271
- 298
- 280
- 281

## Answer

**280**

NIELIT Scientific Assistant A 2020 November

### Q. Use following diagrams to answer question number:

Oxygen, Atmosphere, Nitrogen

- II
- I
- IV
- III

## Answer

**II**

NIELIT 2021 Dec Scientist B

### Q. The students in a class are seated according to their marks in the previous examination. Once it so happens that four of these students get equal marks and therefore the same rank. To decide their seating arrangement, the teacher wants to write down all possible arrangements, one in each of separate bits of paper, in order to choose one of these by lots. How many bits of paper are required?

- 9
- 12
- 15
- 24

## Answer

**24**

NIELIT 2021 Dec Scientist B

### Q. Read the information given below and on the basis of the information, select the correct alternative for each question given after the information.

There are five persons P, Q, R, S and T. One is football player, one is chess player, one is hockey player. P and S are unmarried ladies and do not participate in any game. None of the ladies plays chess or football. There is a married couple in which T is the husband. Q is the brother of R and is neither a chess player nor a hockey player.

Who is the chess player

- Q
- R
- S
- T

## Answer

**TNIELIT 2021 Dec Scientist B**

### Q. Read the information given below and on the basis of the information, select the correct alternative for each question given after the information.

RURAL | RURAL | SEMI-URBAN | SEMI-URBAN | STATE-CAPITAL | STATE-CAPITAL | METROPOLITAN | METROPOLITAN | |

YEAR | App | Pass | App | Pass | App | Pass | App | Pass |

`2015 | 1652 | 208 | 7894 | 2513 | 5054 | 1468 | 9528 | 3214 |

2016 | 1839 | 317 | 8562 | 2933 | 7164 | 3248 | 10158 | 4018 |

2017 | 2153 | 932 | 8139 | 2468 | 8258 | 3159 | 9695 | 3038 |

2018 | 5032 | 1798 | 9432 | 3528 | 8529 | 3628 | 11247 | 5158 |

2019 | 4915 | 1668 | 9784 | 4015 | 9015 | 4311 | 12518 | 6328 |

2020 | 5628 | 2392 | 9969 | 4263 | 10725 | 4526 | 13624 | 6449 |

### What approximate value was the percentage drop in the number of semi-urban candidates appeared from 2016 to 2017?

- 15
- 10
- 5
- 8

## Answer

**15**

NIELIT 2021 Dec Scientist B

### Q. 14, 28, 20, 40, 32, 64, *__*

*__*

- 52
- 56
- 96
- 128

## Answer

**56**

NIELIT Scientific Assistant A 2020 November

### Q. Complete the following series.

4, 27, 256, 3125, ______

- 46656
- 6250
- 800000
- 1024

## Answer

**46656**

NIELIT Scientific Assistant A 2020 November

### Q. Find the missing number.

- 14
- 10
- 9
**3**

## Answer

**3**

NIELIT Scientific Assistant A 2020 November

### Q. Considering 5 as the 1^{st} element in the sequence 5, 11, 23, 47. What is the 6^{th} element in the sequence?

- 191
- 172
- 342
- 106

## Answer

**191**

NIELIT Scientific Assistant A 2020 November

### Q. Divide 88 into four parts such as first part known as a, second part b, third part c, and fourth part is d, when 5 is added to the first part, 5 is subtracted from the second part, 3 is multiplied by the third part and the fourth part is divided by 5, then all results value are equal. Find the value of a, b, c and d respectively.

- 7, 17, 4, 60
- 8, 25, 5, 50
- 10, 30, 3, 45
- 17, 7, 4, 60

## Answer

**7, 17, 4, 60**

NIELIT 2018

### Q. Find the smallest number y such that y×162 (y multiplied by 162) is a perfect cube

- 24
- 27
- 36
- 38

## Answer

**36**

NIELIT 2017 DEC Scientist B

### Q. If 5% income of P is equal to 15% income of Q and 10% income of Q is equal to 20% income of R. If income of R is Rs. 2000/-, then what are the incomes of P and Q respectively?

- Rs. 4000/- and Rs. 8000/-
- Rs. 12000/- and Rs. 4000/-
- Rs. 15000/- and Rs. 5000/-
- Rs. 18000/- and Rs. 6000/-

## Answer

**Rs. 12000/- and Rs. 4000/-**

NIELIT Scientific Assistant A 2020 November

### Q. Read the information given below and on the basis of the information, select the correct alternative for each question given after the information.

| RURAL | RURAL | SEMI-URBAN | SEMI-URBAN | STATE-CAPITAL | STATE-CAPITAL | METROPOLITAN | METROPOLITAN |

YEAR | App | Pass | App | Pass | App | Pass | App | Pass |

`2015 | 1652 | 208 | 7894 | 2513 | 5054 | 1468 | 9528 | 3214 |

2016 | 1839 | 317 | 8562 | 2933 | 7164 | 3248 | 10158 | 4018 |

2017 | 2153 | 932 | 8139 | 2468 | 8258 | 3159 | 9695 | 3038 |

2018 | 5032 | 1798 | 9432 | 3528 | 8529 | 3628 | 11247 | 5158 |

2019 | 4915 | 1668 | 9784 | 4015 | 9015 | 4311 | 12518 | 6328 |

2020 | 5628 | 2392 | 9969 | 4263 | 10725 | 4526 | 13624 | 6449 |

### In which of the following years was the percentage passed to appeared candidates from semi-urban area the least?

- 2015
- 2016
- 2017
- 2018

## Answer

**2017**

NIELIT 2021 Dec Scientist B

### Q. A cuboid of dimension 24cm×9cm×8cm is melted and smaller cubes of side 3cm are formed. Find how many such cubes can be formed :

- 27
- 64
- 54
- 32

## Answer

**64**

NIELIT 2021 Dec Scientist B

### Q. Suppose a fraud shopkeeper sells rice to the customer at the cost price, but he uses a false weight of 900 gm for a kg then his percentage gain is **__**

- 5.75%
- 5.56%
- 5.20%
- 5.00%

## Answer

**5.56%**

NIELIT 2018

### Q. A businessman purchases an item at a certain price and marks its price up by 30%. He sells the item at a certain discount on markup price and makes a net profit of 4% on the whole transaction. Find the discount given by businessman on markup price.

- 10
- 15
- 26
- 20

## Answer

**20**

NIELIT Scientific Assistant A 2020 November

### Q. If 2a+3b+c=0, then at least one root of the equation ax²+bx+c=0, lies in the interval:

- (0,1)
- (1,2)
- (2,3)
- (1,3)

## Answer

**(0,1)**

NIELIT 2018

### Q. A cylindrical vessel 60cm in diameter is partially filled with water. A sphere 30 cm in a diameter is dropped into it. The increase in the level of water in the vessel is

- 2 cm
- 3 cm
- 4 cm
- 5 cm

## Answer

**5 cm**

NIELIT 2021 Dec Scientist B

### Q. In a fraction, numerator is increased by 25% and the denominator is diminished by 10%. The new fraction obtained is 5/9. The original fraction is

- 2/5
- 5/9
- 3/5
- None of the above

## Answer

**2/5**NIELIT 2021 Dec Scientist B

### Q. Instead of walking along two adjacent sides of a rectangular field, a boy took a short cut along the diagonal and saved a distance equal to half the longer side. Then, the ratio of the shorter side to the longer side is

- 1/2
- 2/3
- 1/4
- 3/4

## Answer

**3/4**NIELIT 2021 Dec Scientist B

### Q. Rakesh is standing at a point. He walks 20m towards the East and further 10m towards the South, then he walks 35m towards the West and further 5m towards the North, then he walks 15m towards the East. What is the straight distance in meters between his starting point and the point where he reached last

- 0
- 5
- 10
- 15

## Answer

**5**

NIELIT 2021 Dec Scientist B

### Q. A factory employs skilled workers, unskilled workers and clerks in the proportion 8:5:1, and the wages of a skilled worker, an unskilled worker and a clerk are in the ratio 5:2:3. When 20 unskilled workers are employed, the total daily wages of all (skilled workers, unskilled workers and clerks) amount to Rs. 318. The wages paid to each category of workers are

- Rs. 240, Rs. 60, Rs. 18
- Rs. 200, Rs. 90, Rs. 28
- Rs. 150, Rs. 108, Rs. 60
- Rs. 250, Rs. 50, Rs. 18

## Answer

**Rs. 240, Rs. 60, Rs. 18**

NIELIT 2021 Dec Scientist B

### Q. In a mixture of 60L, the ratio of milk and water is 2:1. If the ratio of milk and water is to be 1:2, then the amount of water to be further added must be:

- 40 L
- 30 L
- 20 L
- 60 L

## Answer

**60 L**

NIELIT 2021 Dec Scientist B

### Q. Look at this series: 25, 25, 37, 37,…. What number should fill the blank?

- 51
- 39
- 23
- 25

## Answer

**51**

NIELIT 2018

### Q. Find the number which does not fit into the series 8, 12, 20, 32, 50, 68.

- 20
- 32
- 68
- 50

## Answer

**50**

NIELIT Scientific Assistant A 2020 November

### Q. A can is filled with 5 paise coins. Another can is filled with 10 paise coins. Another can is filled with 25 paise coins. All the cans are given wrong labels. If the can labeled 25 paise is not having the 10 paise coins, what will the can, labeled 10 paise have?

- 25 paise
- 5 paise
- 10 paise
- cannot be determined

## Answer

**25 paise**

NIELIT 2017 OCT Scientific Assistant A (CS)

### Q. Evaluate the sum S = 1+1+3/2²+3/2^{3}+5/2^{4}+…

- 1
- 2
- 3
- 4

## Answer

**2**

NIELIT 2016 MAR Scientist C

### Q. In a class there are 40 students who play at least one game out of Football, Cricket and Badminton. What percentage of students play all the three games?

- 4%
- 5%
- 8%
- 10%

## Answer

**10%**

NIELIT Scientist B 2020 November

### Q. The LCM of two numbers is 45 times of their HCF. One number is 125 and the sum of their HCF and LCM is 1150. Find the other number.

- 275
- 215
- 230
- 225

## Answer

**225**NIELIT 2021 Dec Scientist A

### Q. A player rolls a die and receives the same number of rupees as the number of dots on the face that turns up. What should the player pay for each roll if he wants to make a profit of one rupee per throw of the die in the long run?

- Rs. 2.50
- Rs. 2
- Rs. 3.50
- Rs. 4

## Answer

**Rs. 2.50**

NIELIT Scientist B 2020 November

### Q. Gopal went to a fruit market with certain amount of money. With this money he can buy either 50 oranges or 40 mangoes. He retains 10% of the money for taxi fare. If he buys 20 mangoes, then the number of oranges he can buy with balance amount is:

- 25
- 20
- 18
- 6

## Answer

**20**

NIELIT Scientist B 2020 November

### Q. Out of 13 applicants for a job there are 5 women and 8 men. Two persons are to be selected for the job. Find the probability that at least one of the selected persons will be a women.

- 25/39
- 10/21
- 14/27
- 12/51

## Answer

**25/39**

NIELIT 2021 Dec Scientist A

### Q. Abha can do some work in 10 days, Billu can do it in 20 days and Chintu can do it in 40 days. They start working in turns with Abha starting to work on the first day followed by Billu on the second day and by Chintu on the third day and again by Abha on the fourth day and so on, till the work is completed fully. Find the time taken (approx.) to complete the work fully.

- 16 days
- 15 days
- 17 days
- 20 days

## Answer

**17 days**

NIELIT 2021 Dec Scientist A

### Q. The length, breadth and height of a room are in the ratio of 3:2:1. If its volume be 1296 m^{3}, find its breadth.

- 12 m
- 18 m
- 16 m
- 24 m

## Answer

**12 m**

NIELIT 2021 Dec Scientist A

### Q. A certain sum of money amounts to Rs. 6600 in 4 years at a certain rate percent simple interest. If the rate of interest be increased by its 25%, the same sum would amount to Rs. 7000 during the same period. Find the sum.

- Rs. 6000
- Rs. 5500
- Rs. 5000
- Rs. 7000

## Answer

**Rs. 5000**

NIELIT 2021 Dec Scientist A

### Q. A solid cube of each side 8 cm, has been painted red, blue and black on pairs of opposite faces. It is then cut into cubical blocks of each side 2 cm. How many cubes have no face painted?

- 0
- 4
- 8
- 12

## Answer

**8**

NIELIT Scientist B 2020 November

### Q. If the numerator of a fraction is increased by 2 and the denominator is decreased by 1, then it becomes 2/3. If the numerator is increased by 1 and the denominator is increased by 2, then it becomes 1/3. Find the fraction.

- 2/9
- 2/7
- 1/6
- 1/5

## Answer

**2/7**

NIELIT 2021 Dec Scientist A

### Q. A Class has 100 students with roll number from 101 to 200. All the even numbered students study Physics, whose roll number are divisible by 5 study Chemistry students with roll numbers divisible by 7 study Biology. How many students do not study any of the given subject Physics, Chemistry or Biology?

- 35
- 45
- 51
- 62

## Answer

**35**

NIELIT Scientific Assistant A 2020 November

### Q. A software engineer has the capability of thinking 200 lines of code in five minutes and can type 200 lines of code in 10 minutes. He takes a break for five minutes after every 10 minutes. How many lines of code will he complete typing after an hour?

- 200
- 300
- 400
- 500

## Answer

**500**

NIELIT 2018

### Q. First bag contains 5 white and 4 black balls. Second bag contains 7 white and 9 black balls. A ball is transferred from the first bag to the second bag and then a ball is drawn from the second bag. Find the

probability that the ball drawn is white.

- 7/18
- 5/9
- 4/9
- 11/18

## Answer

**4/9**

NIELIT 2021 Dec Scientist A

### Q. A construction company ready to finish a construction work in 180 days, hired 80 workers each working 8 hours daily. After 90 days, only 2/7 of the work was completed. How many workers are to be increased to complete the work on time?

Note: If additionally acquired workers do agree to work for 10 hours daily.

- 90 workers
- 80 workers
- 65 workers
- 85 workers

## Answer

**80 workers**

NIELIT 2018

### Q. In an office, 30% of the employees were women and 70% of the employees were above the age of 40 years, out of which 60% are men. Find the percentage of women employees who are above 40 years out of the total number of women employees.

- 96%
- 93.33%
- 70.44%
- 80.66%

## Answer

**93.33%**

NIELIT Scientist B 2020 November

### Q. What is the next number 16,30,54,88,132,…

- 186
- 188
- 190
- 206

## Answer

**186**

NIELIT Scientist B 2020 November

### Q. Look at this series: 5000, 1001, 201, 41,… What number should come next?

- 9
- 10
- 11
- 42

## Answer

**9**

NIELIT 2018

### Q. Ram can do a piece of work in 5 days, and Sham can do the same in 10 days. With the help of Karan, they finished the work in 2 days. How many days would it take Karan to do the work?

- 5 days
- 10 days
- 15 days
- 20 days

## Answer

**5 days**

NIELIT Scientific Assistant A 2020 November

### Q. The length, breadth and height of a cuboid are in the ratio 3:4:5 and its volume is 3840 cm^{3}. The smallest side has a length of :

- 12 cm
- 20 cm
- 15 cm
- 18 cm

## Answer

**12 cm**

NIELIT 2021 Dec Scientist A

### Q. How many eight letter words can be formed from the letters of the word “COURTESY” beginning with C and ending with Y?

- 120
- 256
- 720
- 750

## Answer

**720**

NIELIT 2021 Dec Scientist A

### Q. Four years ago, a man was 6 times as old as his son. After 16 years, he will be twice as old as his son. What is the present age of man and his son?

- 34,9
- 33,7
- 35,5
- 36,6

## Answer

**34,9**

NIELIT 2022 April Scientist B

### Q. Find the wrong term in the series 5,11,29,83,245,765,2189,6563

- 245
- 765
- 2189
- 6563

## Answer

**765**

NIELIT 2022 April Scientist B

### Q. What is the compound interest on Rs. 2500 for 2 years at rate of interest 4% per annum ?

- Rs. 180
- Rs. 204
- Rs. 210
- Rs. 220

## Answer

**Rs. 204**

NIELIT 2022 April Scientist B

### Q. Study the following graph and the table and answer the question given below. (Data of different states regarding population of states in the year 2018)

**___________** is the percentage of total number of males in F,B and D together to the total population of all the given states.

**___________**- 24%
- 17.5%
- 28.5%
- 29.5%

## Answer

**24%**

NIELIT Scientist B 2020 November

### Q. Study the following graph and the table and answer the question given below. (Data of different states regarding population of states in the year 2018)

If in the year 2018, population F of is increased by 10% and population of B is increased by 12% as compared to the previous year, then _______ is the ratio of populations of F and B in 2017.

- 42:55
- 62:55
- 42:11
- 44:5

## Answer

**42:55**

NIELIT Scientist B 2020 November

### Q. Study the following graph and the table and answer the question given below. (Data of different states regarding population of states in the year 2018)

The number of males in F in the year 2018 is ___________.

- 294650
- 294840
- 301470
- 301200

## Answer

**294840**

NIELIT Scientist B 2020 November

### Q. Study the following graph and the table and answer the question given below. (Data of different states regarding population of states in the year 2018)

___________ is the ratio of the number of females in G to the number of females in C.

- 16:5
- 16:7
- 15:11
- 15:14

## Answer

**15:14**

NIELIT Scientist B 2020 November

### Q. Study the following graph and the table and answer the question given below. (Data of different states regarding population of states in the year 2018)

__________ is the total number of non-educated people in A and B in 2018.

- 1276040
- 1032170
- 1081550
- 1161160

NIELIT Scientist B 2020 November

## Answer

### Q. Number of letter repeated in the given word “MEASUREMENTS’ are indicated in front of each alternative. Identify the correct alternative.

- M
_{2}E_{2}A_{2}S_{2}U_{1}R_{1}N_{1}T_{1} - M
_{2}E_{3}A_{1}S_{1}U_{2}R_{1}N_{2}T_{1} - M
_{2}E_{2}A_{1}S_{2}U_{1}R_{1}N_{1}T_{1} - M
_{2}E_{3}A_{1}S_{2}U_{1}R_{1}N_{1}T_{1}

## Answer

**M _{2}E_{3}A_{1}S_{2}U_{1}R_{1}N_{1}T_{1}**

NIELIT Scientist B 2020 November