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Ratio & Proportion

Q. Find the s...

Question

Q. Find the sum invested if the difference between SI and CI on the sum at 12% per annum is Rs. 90 for 2 years.

7200

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6400

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8000

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6250

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Solution

The correct option is D 6250
Difference between SI and CI for 2 years is Pr2(r being R/100)
$90 = P \times .122 = .0144 \times P \Rightarrow P = \frac{90}{.0144} = 6250$

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