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Ladakh Police Constable · Mathematics · 100 practice questions with answers and explanations: 50 Easy, 50 Medium, 0 Hard.

Sample questions

Sample Easy question 1

Find the area of a circle with radius 14 cm. (Use π = 22/7.)

  1. 614
  2. 618
  3. 616
  4. 612
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Answer: C. Area = πr² = (22/7) × 196 = 616 cm².

Sample Easy question 2

Find the area of a circle with radius 21 cm. (Use π = 22/7.)

  1. 1390
  2. 1384
  3. 1386
  4. 1388
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Answer: C. Area = (22/7) × 441 = 1386 cm².

Sample Easy question 3

Find the volume of a cube with side 4 cm.

  1. 62
  2. 64
  3. 66
  4. 60
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Answer: B. Volume = side³ = 4³ = 64 cm³.

Sample Medium question 4

Find the total surface area of a cylinder with radius 14 cm and height 20 cm. (Use π = 22/7.)

  1. 2994
  2. 2990
  3. 2992
  4. 2988
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Answer: C. TSA = 2 × (22/7) × 14 × 34 = 2992 cm².

Sample Medium question 5

The area of a square is 144 cm². Find its perimeter.

  1. 48
  2. 46
  3. 50
  4. 44
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Answer: A. Side = √144 = 12 cm, perimeter = 4 × 12 = 48 cm.

Sample Medium question 6

The area of a square is 169 cm². Find its perimeter.

  1. 50
  2. 52
  3. 54
  4. 48
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Answer: B. Side = √169 = 13 cm, perimeter = 4 × 13 = 52 cm.

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