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Police & Uniformed Services Mathematics MCQs with Answers

85 practice MCQs on Mathematics for Police & Uniformed Services tests. Think of your answer first, then open "Show answer and explanation". These are practice questions, not official examination papers.

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Q41. What is 5% of 120?

  1. 16
  2. 6
  3. 12
  4. 1
Show answer and explanation

Correct answer: B. 6

5% of 120 = 5/100 x 120 = 6.

Q42. What is 6.4 + 7.8?

  1. 14.1
  2. 14.3
  3. 14.2
  4. 15.2
Show answer and explanation

Correct answer: C. 14.2

6.4 + 7.8 = 14.2.

Q43. What is the HCF of 40 and 64?

  1. 10
  2. 9
  3. 8
  4. 16
Show answer and explanation

Correct answer: C. 8

The greatest common divisor of 40 and 64 is 8.

Q44. A can finish a job in 6 days and B in 3 days. How many days will they take working together?

  1. 9
  2. 4
  3. 3
  4. 2
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Correct answer: D. 2

Combined rate = 1/6 + 1/3; time = 18/9.

Q45. The average of 5 numbers is 34. If 4 of them are 39, 42, 40, 27, what is the remaining number?

  1. 27
  2. 21
  3. 22
  4. 23
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Correct answer: C. 22

Total = 34x5 = 170; remaining = 170-148 = 22.

Q46. What is the square of 30?

  1. 960
  2. 870
  3. 930
  4. 900
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Correct answer: D. 900

30 x 30 = 900.

Q47. Divide Rs. 78 in the ratio 6:7. What is the larger share in Rs.?

  1. 42
  2. 48
  3. 36
  4. 45
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Correct answer: A. 42

Parts = 13; each part = 6; larger share = 42.

Q48. How many minutes are in one day?

  1. 1240
  2. 1440
  3. 1400
  4. 2400
Show answer and explanation

Correct answer: B. 1440

24 x 60 = 1440.

Q49. What is 9.0 + 5.7?

  1. 14.6
  2. 14.8
  3. 15.7
  4. 14.7
Show answer and explanation

Correct answer: D. 14.7

9.0 + 5.7 = 14.7.

Q50. Roman numeral for 50 is:

  1. D
  2. L
  3. X
  4. C
Show answer and explanation

Correct answer: B. L

L = 50, C = 100, D = 500, X = 10.

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