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Byju's Answer
Standard VII
Mathematics
Understanding Simple Interest (Changing Time)
At what % per...
Question
At what % per annum simple interest RS 100 will become RS 300 in 16 years?
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Solution
SI = Amount - Principal SI = 300 -100 = 200 ...........SI = (P x R x T)/100 R = ( 200 x 100 )/(100 x 16 ) = 12.5 %
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