RRB NTPC Undergraduate Level Math Practice Set-2 for CBT

RRB NTPC Undergraduate Level Math Practice Set-2 : The RRB NTPC Undergraduate Level Math Practice Set-2 for CBT is designed to help candidates strengthen their quantitative aptitude and problem-solving skills for the Computer-Based Test (CBT). This practice set includes a variety of questions covering key topics such as arithmetic, algebra, geometry, trigonometry, and data interpretation. By solving these questions, aspirants can enhance their speed and accuracy, ensuring better performance in the exam.

Whether you’re revising fundamental concepts or aiming for a high score, this set serves as an essential tool for effective preparation.

RRB NTPC Undergraduate Level Math Practice Set-2

Here are the MCQs:

Q.1. The diagonals of a quadrilateral bisect each other. In quadrilateral ABCD, if ∠A = 45°, then ∠B = ?

a) 120°
b) 135°
c) 125°
d) 115°

Q.2. In rhombus ABCD, the diagonals intersect at point E. If m∠ECB = 5a + 4 and m∠EBC = 4a + 5, find m∠EBC.

a) 49°
b) 41°
c) 45°
d) 35°

Q.3. A point is 13 cm from the center of a circle. The length of the tangent drawn from the point to the circle is 12 cm. Find the radius of the circle.

a) 5 cm
b) 4 cm
c) 6 cm
d) 3 cm

Q.4. The length and breadth of a rectangular field are in the ratio of 6:5. If the perimeter of the field is 110 m, then what will be the breadth (in m)?

a) 30
b) 20
c) 15
d) 25

Q.5. The sum of two angles ∠A and ∠B of a triangle ABC is equal to its third angle. Find the measure of the third angle.

a) 100°
b) 60°
c) 90°
d) 50°

Q.6. In a bag, there are coins of 25 paise, 10 paise, and 5 paise in the ratio of 1:2:3. If there are Rs. 30 in all, how many 5 paise coins are there?

a) 50
b) 150
c) 100
d) 200

Q.7. From a cloth of 30 m long, 12 pieces each measuring 225 cm are cut and sold. What fraction of the original length remains?

a) 1/10
b) 1/1
c) 3/10
d) 1/5

Q.8. If a : (b + c) = 1 : 3 and c : (a + b) = 5 : 7, find the value of b : (c + a).

a) 4:5
b) 3:5
c) 1:2
d) 3:4

Q.9. By how much is four-sevenths of 420 exceeding three-fifths of 200?

a) 80
b) 120
c) 90
d) 60

Q.10. The sum of three numbers is 100. The ratio of the first number to the second number is 4:9, and the ratio of the second to the third number is 3:4. Find the second number.

a) 28
b) 30
c) 36
d) 24

Q.11. In a mixture of liquid, 3/5 part is acid, 1/5 part is alcohol, and the remaining part is water. If the total quantity of the mixture is 20 litres, then how much water (in litres) does the mixture contain?

a) 15
b) 8
c) 4
d) 12

Q.12. If two liters of water is evaporated from a 5-liter solution containing 3% salt, then what is the percentage of salt in the remaining solution?

a) 5%
b) 2%
c) 6%
d) 3%

Q.13. A trader mixes 20 kg of one variety of rice at Rs. 52 per kg with 60 kg of another variety at Rs. 36 per kg. If he sells the mixed rice at Rs. 44 per kg, his profit percent is:

a) 10
b) 5
c) 6
d) 8

Q.14. In a test paper, correct answers fetch three marks, and there is a penalty of one mark for each wrong answer. A student who attempts 76 questions gets 144 marks. How many questions did the student get right?

a) 53
b) 60
c) 58
d) 55

Q.15. From a container of 50 litres of pure milk, 10 litres of milk is taken out and replaced by 10 litres of water. If this process is repeated thrice, what is the ratio of water to milk finally?

a) 7:16
b) 9:16
c) 61:64
d) 64:61

Q.16. Three solid hemispheres of radius 2 units each are melted and recast into a single sphere. Find the radius (in given units) of the newly cast single sphere.

a) 12
b) 10
c) 3
d) 15

Q.17. Find the area of a triangle whose base measures 126.4 cm and height 54.8 cm.

a) 3343.36 cm²
b) 9267.72 cm²
c) 6926.72 cm²
d) 3463.36 cm²

Q.18. The area of a triangle whose sides measure 10 cm, 12 cm, and 14 cm is:

a) 32√3 cm²
b) 25√5 cm²
c) 30√2 cm²
d) 24√6 cm²

Q.19. The area of a triangle is 85 cm², and its base is 5 cm. Find the height of the triangle corresponding to this given base.

a) 51 cm
b) 34 cm
c) 24 cm
d) 17 cm

Q.20. The base of a right-angled triangle is 3 m greater than its height. If its hypotenuse is 15 m, then find its area.

a) 84 m²
b) 64 m²
c) 72 m²
d) 54 m²

Also Read: RRB NTPC 2025 Under Graduate Level Math Practice Set-1 for CBT

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