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NTS / PTS Mathematics MCQs with Answers

87 practice MCQs on Mathematics for NTS / PTS tests. Think of your answer first, then open "Show answer and explanation". These are practice questions, not official examination papers.

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Q31. What is the square of 40?

  1. 1640
  2. 1680
  3. 1600
  4. 1560
Show answer and explanation

Correct answer: C. 1600

40 x 40 = 1600.

Q32. What is 26 x 91?

  1. 2376
  2. 2366
  3. 2336
  4. 2316
Show answer and explanation

Correct answer: B. 2366

26 x 91 = 2366.

Q33. What is the cube root of 216?

  1. 7
  2. 5
  3. 6
  4. 8
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Correct answer: C. 6

6^3 = 216.

Q34. What is the mode of 2, 3, 3, 4, 5, 3, 6?

  1. 5
  2. 2
  3. 4
  4. 3
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Correct answer: D. 3

3 appears most often.

Q35. The average of 7 numbers is 27. If 6 of them are 23, 25, 25, 33, 24, 29, what is the remaining number?

  1. 31
  2. 35
  3. 29
  4. 30
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Correct answer: D. 30

Total = 27x7 = 189; remaining = 189-159 = 30.

Q36. Add: 7/6 + 3/8

  1. 25/16
  2. 73/48
  3. 37/24
  4. 10/14
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Correct answer: C. 37/24

Convert to common denominator and add.

Q37. Convert 54 km/h into m/s.

  1. 194.4
  2. 17
  3. 15
  4. 13
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Correct answer: C. 15

Multiply by 5/18: 54 x 5/18 = 15 m/s.

Q38. How many sides does an octagon have?

  1. 8
  2. 7
  3. 9
  4. 6
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Correct answer: A. 8

An octagon has eight sides.

Q39. Find the volume of a cuboid of 3 cm x 4 cm x 6 cm (in cubic cm).

  1. 75
  2. 108
  3. 68
  4. 72
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Correct answer: D. 72

Volume = lbh = 72.

Q40. The value of 6! is:

  1. 120
  2. 5040
  3. 720
  4. 360
Show answer and explanation

Correct answer: C. 720

6! = 720.

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