Number series · solved example
Find the next term: 65, 126, 217, 344, ?
- 473
- 553
- 513Correct
- 633
- 393
Solution
Each term is a cube plus 1: 4³, 5³, ... so the next is 8³+1 = 513.
Railways | RRB ALP
Mathematics for RRB ALP
RRB ALP sets 45 Mathematics questions for 45 marks across 2 stages, so it is worth planning your preparation around the topics below.
45 questions45 marks13 topics
How to approach Mathematics in RRB ALP
The quantitative core of the railway papers: arithmetic, mensuration, and time-speed-distance built on a secondary-school foundation. Fluency with fractions, percentages and ratios underlies almost every question, so that is where practice pays back fastest.
Weightage in the paper
How much Mathematics is worth in each RRB ALP stage, from the official pattern.
| Stage | Questions | Marks | Time | Share |
|---|---|---|---|---|
| Computer Based Test 1 | 20 | 20 | — | 27% |
| Computer Based Test 2 Part A | 25 | 25 | — | 25% |
Mathematics syllabus for RRB ALP
Every topic in the official syllabus. The linked ones open a set of solved questions you can practise straight away.
- Number system, BODMAS, decimals and fractions
- LCM and HCF
- Ratio and proportion
- Percentage
- Mensuration
- Time and work
- Time, speed and distance
- Simple and compound interest
- Profit and loss
- Algebra at school level
- Geometry and trigonometry
- Elementary statistics
- Square root, age calculations, calendar and clock, pipes and cistern
Sample Mathematics questions with solutions
Written to the RRB ALP pattern, with the answer key and the method behind it — a look at how the section is actually set before you drill the full topic sets.
Mensuration · solved example
Find the area of a square whose side is 14 cm.
- 216
- 196Correct
- 186
- 206
Solution
Area of a square = side² = 14² = 196 cm².
Time, speed and distance · solved example
How many hours will a car take to cover 360 km at a steady 60 km/h?
- 8
- 5
- 6Correct
- 7
Solution
Time = distance ÷ speed = 360 ÷ 60 = 6 hours.
Percentage · solved example
What is 62% of 600?
- 492
- 372Correct
- 252
- 357
- 387
Solution
62% of 600 is (62/100) × 600 = 372.
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Mathematics study material
Sit Mathematics under a real clock
Mathematics shows up in every RRB ALP mock test, in the same interface, with sectional locking and negative marking.
Frequently asked questions
How many Mathematics questions are asked in RRB ALP?
RRB ALP Latest notified cycle sets 45 Mathematics questions for 45 marks, split across 20 in the Computer Based Test 1 and 25 in the Computer Based Test 2 Part A.
Is there negative marking for Mathematics in RRB ALP?
Yes. RRB ALP deducts one third of a mark for each wrong answer, Mathematics included, so unsure guesses cost you. One third of a mark is deducted for each wrong answer.
Which Mathematics topics matter most for RRB ALP?
The RRB ALP syllabus lists Number system, BODMAS, decimals and fractions, LCM and HCF, Ratio and proportion, Percentage, Mensuration, Time and work and more. Weight your revision towards the ones you are weakest on and confirm the emphasis against the paper analysis for recent cycles.
How can I practise Mathematics for RRB ALP free?
Every Mathematics question on this site is free and written to the exam pattern. Use the topic drills for instant-feedback practice, the daily quiz to keep the section warm, and the RRB ALP mock tests to sit it under a real clock with negative marking.