Selected MCQ

Current Question
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 1
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 2
A student scored an average of 80 marks in 3 subjects. What are the total marks?
  • A. 60
  • B. 64
  • C. 72
  • D. 80
Correct Answer: D
Explanation:
Total = average × number of subjects.
Related Question 3
A student scores 60 in Maths and Physics. Chemistry is 20 marks more than Maths. Find the average marks.
  • A. 40
  • B. 30
  • C. 25
  • D. Data inadequate
Correct Answer: A
Explanation:
Total = 60 + 60 + 80 = 200 → avg = 40.
Related Question 4
If the average of 10 numbers is 40, what is the total sum?
  • A. 400
  • B. 450
  • C. 350
  • D. 420
Correct Answer: A
Explanation:
Sum = average × count = 400.
Related Question 5
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.