Selected MCQ

Current Question
In an exam, 40% fail Urdu, and 45% fail English. If 25% fail both, find the total fail percent.
  • A. 15%
  • B. 65%
  • C. 60%
  • D. 70%
Correct Answer: C
Explanation:
Total fail = 40 + 45 − 25 = 60%.
Related Question 1
In an exam, 38% fail English, 61% pass Urdu, and 23% fail both. Find the overall failure percent.
  • A. 46%
  • B. 61%
  • C. 54%
  • D. 70%
Correct Answer: C
Explanation:
Combined failure using the union formula = 54%.
Related Question 2
Out of 100 students, 50 failed English, and 30 failed Math. If 12 failed both, how many failed at least one?
  • A. 26
  • B. 28
  • C. 32
  • D. 68
Correct Answer: D
Explanation:
Total = 50 + 30 − 12 = 68.
Related Question 3
In an exam of 500 marks, A scores 10% less than B, B scores 25% more than C, and C scores 20% less than full marks. Find A’s mark percentage.
  • A. 70%
  • B. 90%
  • C. 80%
  • D. 75%
Correct Answer: C
Explanation:
Stepwise percentage adjustment gives 80%.
Related Question 4
Total area of 64 squares is 400 cm². Find the side of the big square.
  • A. 17 cm
  • B. 20 cm
  • C. 23 cm
  • D. 26 cm
Correct Answer: D
Explanation:
Total side calculation.
Related Question 5
In an election, a candidate got 62% votes and won by 288 votes. Find total votes polled.
  • A. 456
  • B. 744
  • C. 912
  • D. 1200
Correct Answer: D
Explanation:
Difference = 24% = 288 → total = 1200.