Railways R.R.C. (Delhi) Solved Paper Held on 1st Shift 23-11-2014

  • question_answer A sum of Rs. 12, 500 amounts to Rs. 15, 500 in 4 years at the rate of simple interest. What is the rate of interest?

    A) 3%                               

    B) 4%

    C) 5%                               

    D) 6%

    Correct Answer: D

    Solution :

    Suppose rate of interest = r% Then,  \[15,500=12,500+\frac{12,500\times 4\times r}{100}\] \[\frac{12500\times 4\times r}{100}=3000\] \[r=\frac{3000\times 100}{12500\times 4}\] \[=6%\]

You need to login to perform this action.
You will be redirected in 3 sec spinner