Selected MCQ

Current Question
In an exam, 65.8% take physics and 59.2% mathematics. Total students are ____.
  • A. 750
  • B. 500
  • C. 250
  • D. 125
Correct Answer: B
Explanation:
Using inclusion-exclusion gives 500.
Related Question 1
If P takes twice time of Q and thrice of R, total time taken is ____.
  • A. 7
  • B. 8
  • C. 9
  • D. 6
Correct Answer: D
Explanation:
Relative ratios simplify to 6.
Related Question 2
If 65% students pass and the total number of students is 2000, how many passed?
  • A. 500
  • B. 1300
  • C. 1000
  • D. 1625
Correct Answer: B
Explanation:
65% of 2000 = 1300.
Related Question 3
In an exam, the average marks per paper are 63. Total papers are ____.
  • A. 8
  • B. 9
  • C. 10
  • D. 11
Correct Answer: D
Explanation:
Based on the total marks division.
Related Question 4
In an exam, three students score 64%, 36%, and 44% of 800 marks. What is the average score?
  • A. 384
  • B. 364
  • C. 324
  • D. 404
Correct Answer: A
Explanation:
Average = 48% of 800 = 384.
Related Question 5
In a journey of 24 miles, two-thirds of the distance is covered at 40 mph. Total time taken is ____.
  • A. 14.4 min
  • B. 20 min
  • C. 28.8 min
  • D. 32 min
Correct Answer: D
Explanation:
Total time computed by segment speeds gives 32 minutes.