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Teaching Jobs Mathematics MCQs with Answers

86 practice MCQs on Mathematics for Teaching Jobs 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 circumference of a circle of radius 7 cm? (use pi = 22/7)

  1. 154
  2. 44
  3. 22
  4. 51
Show answer and explanation

Correct answer: B. 44

Circumference = 2 pi r = 44.

Q32. What is the cube root of 8?

  1. 1
  2. 3
  3. 4
  4. 2
Show answer and explanation

Correct answer: D. 2

2^3 = 8.

Q33. What is the square of 14?

  1. 182
  2. 210
  3. 196
  4. 224
Show answer and explanation

Correct answer: C. 196

14 x 14 = 196.

Q34. Find the next number: 16, 25, 36, 49, 64, ?

  1. 81
  2. 82
  3. 80
  4. 83
Show answer and explanation

Correct answer: A. 81

The series is of consecutive squares.

Q35. If CP is Rs. 2000 and SP is Rs. 2100, find the profit percentage.

  1. 15%
  2. 10%
  3. 1%
  4. 5%
Show answer and explanation

Correct answer: D. 5%

Profit = 100; Profit% = (100/2000) x 100 = 5%.

Q36. Which of the following is a prime number?

  1. 49
  2. 57
  3. 47
  4. 51
Show answer and explanation

Correct answer: C. 47

47 has no divisors other than 1 and itself.

Q37. If 8 kg of sugar costs Rs. 240, find the cost of 15 kg (in Rs.).

  1. 480
  2. 460
  3. 420
  4. 450
Show answer and explanation

Correct answer: D. 450

Cost of 1 kg = 30; for 15 kg = 450.

Q38. What is 30 x 94?

  1. 2820
  2. 2920
  3. 2810
  4. 2860
Show answer and explanation

Correct answer: A. 2820

30 x 94 = 2820.

Q39. What is 8.9 + 7.5?

  1. 16.5
  2. 16.4
  3. 16.3
  4. 17.4
Show answer and explanation

Correct answer: B. 16.4

8.9 + 7.5 = 16.4.

Q40. What is 3.9 + 1.2?

  1. 5.2
  2. 5.1
  3. 6.1
  4. 5.0
Show answer and explanation

Correct answer: B. 5.1

3.9 + 1.2 = 5.1.

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