Selected MCQ

Current Question
If 60x = 1200, then x = ____.
  • A. 10
  • B. 15
  • C. 20
  • D. 25
Correct Answer: C
Explanation:
x = 1200/60.
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
There is a 60% increase in a sum in 6 years at simple interest. What will be the compound interest on Rs. 12000 for 3 years at the same rate?
  • A. Rs. 2160
  • B. Rs. 3120
  • C. Rs. 3972
  • D. Rs. 6240
Correct Answer: C
Explanation:
Rate = 10%, CI = 12000[(1.1)³ − 1] = 3972.
Related Question 3
The simple interest on Rs. 12000 for 5 years is Rs. 7200. Find the compound interest for the same period and rate.
  • A. Rs. 3502.80
  • B. Rs. 3052.40
  • C. Rs. 3054.80
  • D. Rs. 3052.80
Correct Answer: D
Explanation:
Rate = 12%, apply the compound interest formula.
Related Question 4
The marked price of a VCR is Rs. 12000. After successive discounts of 15%, 10% and another discount, find the selling price.
  • A. Rs. 8400
  • B. Rs. 8721
  • C. Rs. 8856
  • D. None of these
Correct Answer: B
Explanation:
Applying successive discounts gives Rs. 8721.
Related Question 5
A loan of Rs. 1200 at simple interest equals years equal to rate. Find rate.
  • A. 3.6
  • B. 6
  • C. 18
  • D. Cannot determine
Correct Answer: B
Explanation:
The SI formula gives a rate of 6%.