A sum of money is put out at compound interest for 2 years at 20%. It would fetch rs.482 more if the interest were payable half-yearly, then it were pay able yearly. Find the sum.
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Effective interest in first case :
20+20+(20×20)/100=44%
Effective interest in second case :
21+21+(21×21)/100=46.41%
Given (46.41-44)% of principal = 482
Principal =482/2.41 ×100 = 200
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