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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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Q501. In a right-angled triangle, the two legs are 7 cm and 24 cm. Find the hypotenuse (in cm).

  1. 31
  2. 26
  3. 25
  4. 24
Show answer and explanation

Correct answer: C. 25

Hypotenuse = sqrt(7^2+24^2) = 25.

Q502. What is 77 x 45?

  1. 3495
  2. 3465
  3. 3475
  4. 3515
Show answer and explanation

Correct answer: B. 3465

77 x 45 = 3465.

Q503. What is the cube of 9?

  1. 738
  2. 729
  3. 810
  4. 720
Show answer and explanation

Correct answer: B. 729

9^3 = 729.

Q504. Simplify: (4+1)^2 - (4-1)^2

  1. 8
  2. 32
  3. 16
  4. 18
Show answer and explanation

Correct answer: C. 16

Using (p+q)^2-(p-q)^2 = 4pq = 4a.

Q505. Divide Rs. 63 in the ratio 1:6. What is the larger share in Rs.?

  1. 45
  2. 63
  3. 54
  4. 9
Show answer and explanation

Correct answer: C. 54

Parts = 7; each part = 9; larger share = 54.

Q506. A car travels at 60 km/h for 5 hours. How far does it travel (in km)?

  1. 290
  2. 320
  3. 360
  4. 300
Show answer and explanation

Correct answer: D. 300

Distance = speed x time = 300 km.

Q507. Roman numeral XL equals:

  1. 90
  2. 40
  3. 60
  4. 14
Show answer and explanation

Correct answer: B. 40

XL = 50-10 = 40.

Q508. An item bought for Rs. 800 is sold at 10% profit. What is the selling price in Rs.?

  1. 810
  2. 860
  3. 880
  4. 900
Show answer and explanation

Correct answer: C. 880

SP = 800 x 110/100 = 880.

Q509. What is 26 x 66?

  1. 1706
  2. 1716
  3. 1726
  4. 1736
Show answer and explanation

Correct answer: B. 1716

26 x 66 = 1716.

Q510. What is the HCF of 10 and 35?

  1. 6
  2. 10
  3. 5
  4. 7
Show answer and explanation

Correct answer: C. 5

The greatest common divisor of 10 and 35 is 5.

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