Selected MCQ

Current Question
Same stock problem repeated. Investment needed is ____.
  • A. Rs. 10000
  • B. Rs. 10800
  • C. Rs. 14400
  • D. Rs. 16000
Correct Answer: A
Explanation:
Direct calculation.
Related Question 1
To get income Rs. 1200 from 12% stock at 90, investment needed is ____.
  • A. Rs. 10800
  • B. Rs. 10000
  • C. Rs. 14400
  • D. Rs. 16000
Correct Answer: B
Explanation:
Investment = income ×100/(rate × face value factor).
Related Question 2
To obtain income of Rs. 650 from 10% stock at Rs. 96, investment required is ____.
  • A. Rs. 3100
  • B. Rs. 6240
  • C. Rs. 6500
  • D. Rs. 9600
Correct Answer: B
Explanation:
Investment = (650×100×96)/10×100 = 6240.
Related Question 3
Two boys walk at 5 km/h and 5.5 km/h. Time difference after same distance is ____.
  • A. 17 hr
  • B. 14 hr
  • C. 12 hr
  • D. 19 hr
Correct Answer: A
Explanation:
Relative speed difference.
Related Question 4
12 children take 16 days to finish work. Time for the same work with a different number is ____.
  • A. 3 days
  • B. 4 days
  • C. 6 days
  • D. 8 days
Correct Answer: C
Explanation:
Work is inversely proportional.
Related Question 5
Three dice are thrown. Probability that no two show same number is ____.
  • A. 7/12
  • B. 5/9
  • C. 1/36
  • D. 5/12
Correct Answer: B
Explanation:
Favorable = 120 → 120/216 = 5/9.