Interest Q.15

15Navjot gets a salary of Rs 8600. The salary was invested by him in two parts. Find the difference between the two parts of his salary, if in first part he got some simple interest at 15% per annum in 4 years, which was same as the second part which he invested at 20% for 3 years.

Option : A
Explanation : We can solve this question directly.
The simple interest amount is same in both cases.
15 × 4 = 20 × 3

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