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Defence | CISF Constable (Tradesman)

Mathematics for CISF Constable (Tradesman)

CISF Constable (Tradesman) sets 25 Mathematics questions for 25 marks in the Written Examination, so it is worth planning your preparation around the topics below.

25 questions25 marks5 topics

How to approach Mathematics in CISF Constable (Tradesman)

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 CISF Constable (Tradesman) stage, from the official pattern.

StageQuestionsMarksTimeShare
Written Examination2525—25%

Mathematics syllabus for CISF Constable (Tradesman)

Every topic in the official syllabus. The linked ones open a set of solved questions you can practise straight away.

  • Number system and basic arithmetic
  • Percentage, ratio, proportion and averages
  • Profit and loss, simple and compound interest
  • Time and work, time, speed and distance
  • Simple mensuration and basic geometry

Sample Mathematics questions with solutions

Written to the CISF Constable (Tradesman) 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.

Percentage · solved example

Find 20% of 350.

  • 70Correct
  • 35
  • 140
  • 105

Solution

20% of 350 = 350 × 20/100 = 350 × 1/5 = 70.

Average · solved example

Find the average of 12, 18, 24 and 30.

  • 21Correct
  • 22
  • 20
  • 24

Solution

Average = (12 + 18 + 24 + 30) / 4 = 84 / 4 = 21.

Profit and loss · solved example

A canteen item costs Rs 80 and is sold for Rs 100. What is the profit percentage?

  • 25%Correct
  • 20%
  • 15%
  • 30%

Solution

Profit = 100 − 80 = 20. Profit % = (20/80) × 100 = 25%.

Mensuration · solved example

Find the perimeter of a square with side 9 cm.

  • 36 cmCorrect
  • 81 cm
  • 18 cm
  • 27 cm

Solution

Perimeter of a square = 4 × side = 4 × 9 = 36 cm.

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Sit Mathematics under a real clock

Mathematics shows up in every CISF Constable (Tradesman) mock test, in the same interface, with sectional locking and negative marking.

  • CISF Constable (Tradesman): 16-question practice mock

    16 questions | 20 min

    Start

Frequently asked questions

How many Mathematics questions are asked in CISF Constable (Tradesman)?

CISF Constable (Tradesman) 2024 cycle sets 25 Mathematics questions for 25 marks in the Written Examination.

Is there negative marking for Mathematics in CISF Constable (Tradesman)?

No. The CISF Constable (Tradesman) written stage carries no negative marking, so it is worth attempting every Mathematics question you can.

Which Mathematics topics matter most for CISF Constable (Tradesman)?

The CISF Constable (Tradesman) syllabus lists Number system and basic arithmetic, Percentage, ratio, proportion and averages, Profit and loss, simple and compound interest, Time and work, time, speed and distance, Simple mensuration and basic geometry. 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 CISF Constable (Tradesman) 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 CISF Constable (Tradesman) mock tests to sit it under a real clock with negative marking.