Selected MCQ

Current Question
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 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
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 3
Pipes A, B, C fill tank in 12, 15, 20 houRs. If A alone works, time required is ____.
  • A. 6 hrs
  • B. 6⅔ hrs
  • C. 7 hrs
  • D. 7½ hrs
Correct Answer: C
Explanation:
Based on the given combination.
Related Question 4
Investment of Rs. 13900 split into two parts gives equal returns. One part is ____.
  • A. Rs. 6400
  • B. Rs. 6500
  • C. Rs. 7200
  • D. Rs. 7500
Correct Answer: A
Explanation:
Solving Equation gives Rs. 6400.
Related Question 5
In the first 10 overs, the run rate is 3.2. Required rate for 50 overs to reach 300 runs is ____.
  • A. 6.25
  • B. 6.5
  • C. 6.75
  • D. 7
Correct Answer: A
Explanation:
Remaining runs/time yield the required rate of 6.25.