# A sum was put at SI at a certain rate for 2 yrs. Had it been put at 3% higher rate, it would have fetched Rs. 300 more. Find the sum.

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A sum was put at SI at a certain rate for 2 yrs. Had it been put at 3% higher rate, it would have fetched Rs. 300 more. Find the sum.

(A) 2000

(B) 6000

(C) 7000

(D) 5000

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Correct option (D) 5000

Explanation:

Let the sum be Rs x and the original rate be y% per annum. Then, new rate = (y + 3)% per annum

xy + 3x – xy = 15,000 or, x = 5000

Thus, the sum = Rs. 5000

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