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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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Q1. Find the simple interest on Rs. 5000 at 6% per annum for 2 years (in Rs.).

  1. 1200
  2. 600
  3. 500
  4. 700
Show answer and explanation

Correct answer: B. 600

SI = PRT/100 = 5000 x 6 x 2/100 = 600.

Q2. A can finish a job in 15 days and B in 10 days. How many days will they take working together?

  1. 8
  2. 25
  3. 6
  4. 7
Show answer and explanation

Correct answer: C. 6

Combined rate = 1/15 + 1/10; time = 150/25.

Q3. An item bought for Rs. 1200 is sold at 30% profit. What is the selling price in Rs.?

  1. 1230
  2. 1580
  3. 1560
  4. 1540
Show answer and explanation

Correct answer: C. 1560

SP = 1200 x 130/100 = 1560.

Q4. How many zeros are there in one billion?

  1. 6
  2. 10
  3. 9
  4. 8
Show answer and explanation

Correct answer: C. 9

One billion is 1,000,000,000.

Q5. What is the supplement of 60 degrees?

  1. 110 degrees
  2. 120 degrees
  3. 130 degrees
  4. 30 degrees
Show answer and explanation

Correct answer: B. 120 degrees

Supplementary angles add to 180: 180-60 = 120.

Q6. The average of 5 numbers is 27. If 4 of them are 21, 20, 29, 23, what is the remaining number?

  1. 42
  2. 47
  3. 41
  4. 43
Show answer and explanation

Correct answer: A. 42

Total = 27x5 = 135; remaining = 135-93 = 42.

Q7. Find the perimeter of a rectangle with length 6 cm and breadth 3 cm (in cm).

  1. 9
  2. 18
  3. 15
  4. 36
Show answer and explanation

Correct answer: B. 18

Perimeter = 2(l+b) = 18.

Q8. What is the cube root of 27?

  1. 4
  2. 3
  3. 2
  4. 5
Show answer and explanation

Correct answer: B. 3

3^3 = 27.

Q9. What is the area of a square of side 8 cm (in sq cm)?

  1. 72
  2. 128
  3. 64
  4. 32
Show answer and explanation

Correct answer: C. 64

Area = side^2 = 64.

Q10. A can finish a job in 12 days and B in 12 days. How many days will they take working together?

  1. 8
  2. 6
  3. 24
  4. 7
Show answer and explanation

Correct answer: B. 6

Combined rate = 1/12 + 1/12; time = 144/24.

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