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RRB NTPC Mathematics Practice Test Online
RRB NTPC Mathematics practice test covering number system, arithmetic, algebra, geometry, mensuration, trigonometry and statistics in the Railway NTPC CBT pattern.
About this RRB NTPC Math practice test
RRB NTPC Mathematics covers Number System (LCM, HCF, Fractions, Surds), Arithmetic (Percentage, Profit/Loss, SI/CI, Ratio, Time-Work, Time-Distance), Algebra, Geometry, Mensuration (Area and Volume), Trigonometry, and Elementary Statistics (Mean, Median, Mode). CBT 1 has 30 Maths questions out of 100; CBT 2 has 35 out of 120. Accuracy is critical as there is negative marking. This practice test is useful for RRB NTPC, RRB Group D, RRB ALP, SSC MTS and all other Railway and competitive exams with a Mathematics section.
RRB NTPC Mathematics Practice Test sample questions
These starter questions help you launch a math mock test quickly. Swap them with your own worksheet, notebook, or textbook questions any time.
1. Find the HCF of 48 and 60. 2. A train covers 180 km in 3 hours. Find its speed. 3. The selling price of an article is Rs 560 and loss is 20%. Find cost price. 4. Find the value of sin²30° + cos²60°. 5. What is 40% of 350? 6. The area of a triangle with base 12 cm and height 8 cm is? 7. Solve: 5x − 3 = 22. 8. Find the next term: 5, 10, 20, 40, ? 9. A man saves 25% of his income. If he earns Rs 24,000, how much does he save? 10. The perimeter of a square is 64 cm. Find its area. 11. Find the mode of: 3, 7, 3, 5, 8, 3, 7, 9. 12. What is the sum of first 20 natural numbers? 13. If x + y = 10 and x − y = 4, find x and y. 14. What is 15³? 15. A shopkeeper marks up goods by 25% and gives 10% discount. What is his profit%?
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This page is built for students looking for rrb ntpc mathematics practice test, chapter practice, and quick school exam revision.
Why this practice page is useful
Mathematics is 30 marks in NTPC CBT 1 — a well-prepared candidate can score 25+ in under 20 minutes.
The starter mixes all sub-topics proportionally to how they appear in actual NTPC papers.
Replace the starter with previous-year RRB NTPC questions to generate fresh targeted mocks.
Answer key & quick explanations
Short answers for the sample questions above. Use this to self-check before generating a fresh AI-built mock test.
- HCF of 48 and 60: 12.
- Train 180 km in 3 hours: 60 km/h.
- SP 560, loss 20%, find CP: CP = 560/0.8 = Rs 700.
- sin²30° + cos²60°: (0.5)² + (0.5)² = 0.25 + 0.25 = 0.5.
- 40% of 350: 140.
- Area of triangle base 12 height 8: ½ × 12 × 8 = 48 cm².
- 5x − 3 = 22: x = 5.
- 5,10,20,40 series: 80 — each term doubles.
- Saves 25% of Rs 24,000: Rs 6,000.
- Perimeter square 64 cm: Side = 16 cm. Area = 16² = 256 cm².
- Mode of 3,7,3,5,8,3,7,9: 3 — appears most frequently (3 times).
- Sum of first 20 natural numbers: n(n+1)/2 = 20×21/2 = 210.
- x+y=10, x−y=4: x = 7, y = 3.
- 15³: 3375.
- Markup 25%, discount 10%, profit%: MP = 1.25×CP. SP = 0.9×1.25×CP = 1.125×CP. Profit = 12.5%.
RRB NTPC Math units covered
Typical RRB NTPC syllabus units this practice test draws from. Paste questions from any unit below to generate a focused mock test.
- Number System (LCM, HCF, Fractions, Surds)
- Arithmetic (Percentage, Profit/Loss, Ratio)
- Simple and Compound Interest
- Time, Work and Pipes
- Time, Speed and Distance
- Algebra (Equations and Identities)
- Geometry (Triangles, Circles, Quadrilaterals)
- Mensuration (Area and Volume)
- Trigonometry (Ratios and Heights & Distances)
- Statistics (Mean, Median, Mode, Range)
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