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Ramu borrowed Rs35000 from Somu. A part ...

Ramu borrowed Rs35000 from Somu. A part of the sum is borrowed at 10% per annum under simple interest for 4 years and the remaining part at 11% per annum under simple interest for `(4)1/2` years. If the total interest earned by Somu is Rs15900, then find the sum borrowed at each rate.

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The correct Answer is:
the sum borrowed at 10% per annum = Rs 15,000 and the sum borrowed at 11% per annum = Rs 20,000.
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PEARSON IIT JEE FOUNDATION-SIMPLE INTEREST AND COMPOUND INTEREST -EXAMPLE 9.9
  1. Ramu borrowed Rs35000 from Somu. A part of the sum is borrowed at 10% ...

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