For What Sum, The Simple Interest at n% for ‘n’ Years will be ‘n’?

  1. 100/2n
  2. 50/n
  3. 100/n
  4. 200/n
Monis Rasool Professor Asked on 12th September 2015 in Maths.
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1 Answer(s)

Answer: (3) 100/n

Explanation:-
Let the sum be Rs. X.
Given-
Rate = n%,  Time = n years  and Simple interest = n

Formula-
Simple Interest = P x R x T/100
Where, P = principal, R = rate, & T = time.
Then, n = X x n x n /100
X = 100/n

Hence, the answer is (3) 100/n.

Anurag Mishra Professor Answered on 13th September 2015.
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