Math

Karthi had RS.5000 with him. he lent a part of 12% per annum simple interest and the remaining at 15% per annum. his total annum income was Rs.700.find the sum lent at12% per annum.

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asked by Priya
  1. If x at 12%, then

    .12x + .15(5000-x) = 700

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    posted by Steve

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