Selected MCQ

Current Question
If a number is multiplied by 4 and becomes 48, what is the number?
  • A. 10
  • B. 12
  • C. 14
  • D. 16
Correct Answer: B
Explanation:
Number = 48/4 = 12.
Related Question 1
If a number is increased by 50% and becomes 75, the original number is ____.
  • A. 40
  • B. 45
  • C. 50
  • D. 60
Correct Answer: C
Explanation:
x × 1.5 = 75 → x = 50.
Related Question 2
If a number is decreased by 25% and becomes 150, the original number is ____.
  • A. 200
  • B. 180
  • C. 220
  • D. 240
Correct Answer: A
Explanation:
x × 0.75 = 150 → x = 200.
Related Question 3
If a number is increased by 15% and becomes 230, the original number is ____.
  • A. 180
  • B. 200
  • C. 210
  • D. 220
Correct Answer: B
Explanation:
x × 1.15 = 230 → x = 200.
Related Question 4
A number when decreased by 20% becomes 80. The number is ____.
  • A. 90
  • B. 100
  • C. 120
  • D. 110
Correct Answer: B
Explanation:
x × 0.8 = 80 → x = 100.
Related Question 5
A number when increased by 25% becomes 125. The number is ____.
  • A. 75
  • B. 80
  • C. 90
  • D. 100
Correct Answer: D
Explanation:
Let x × 1.25 = 125 → x = 100.