Test Preparation

Mathematics MCQs with Answers

Mathematics and quantitative reasoning questions appear in many job and entry tests. Practice arithmetic, algebra, percentages, ratios, averages, profit and loss, and geometry. Attempt timed MCQ tests to improve both your speed and accuracy.

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Q271. Find the next number: 36, 49, 64, 81, 100, ?

  1. 120
  2. 123
  3. 121
  4. 122
Show answer and explanation

Correct answer: C. 121

The series is of consecutive squares.

Q272. Find the simple interest on Rs. 8000 at 8% per annum for 4 years (in Rs.).

  1. 2660
  2. 2460
  3. 2560
  4. 5120
Show answer and explanation

Correct answer: C. 2560

SI = PRT/100 = 8000 x 8 x 4/100 = 2560.

Q273. What is the probability of getting a 6 when a fair die is thrown?

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

Correct answer: D. 1/6

One favourable outcome among six.

Q274. An item bought for Rs. 200 is sold at 30% profit. What is the selling price in Rs.?

  1. 280
  2. 240
  3. 230
  4. 260
Show answer and explanation

Correct answer: D. 260

SP = 200 x 130/100 = 260.

Q275. Find the next number: 9, 16, 23, 30, 37, ?

  1. 45
  2. 44
  3. 43
  4. 51
Show answer and explanation

Correct answer: B. 44

The series increases by 7; next = 44.

Q276. In a right-angled triangle, the two legs are 5 cm and 12 cm. Find the hypotenuse (in cm).

  1. 13
  2. 17
  3. 14
  4. 12
Show answer and explanation

Correct answer: A. 13

Hypotenuse = sqrt(5^2+12^2) = 13.

Q277. Add: 1/6 + 3/8

  1. 13/24
  2. 4/14
  3. 25/48
  4. 9/16
Show answer and explanation

Correct answer: A. 13/24

Convert to common denominator and add.

Q278. An item bought for Rs. 200 is sold at 40% profit. What is the selling price in Rs.?

  1. 300
  2. 280
  3. 240
  4. 260
Show answer and explanation

Correct answer: B. 280

SP = 200 x 140/100 = 280.

Q279. A can finish a job in 30 days and B in 20 days. How many days will they take working together?

  1. 14
  2. 12
  3. 13
  4. 50
Show answer and explanation

Correct answer: B. 12

Combined rate = 1/30 + 1/20; time = 600/50.

Q280. What is the square of 25?

  1. 625
  2. 675
  3. 600
  4. 650
Show answer and explanation

Correct answer: A. 625

25 x 25 = 625.

Mathematics MCQs by exam

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