Question
The simple interest on a certain sum of money at the
rate of 5 p.a. for 8 years is Rs. 840. The rate of interest for which the same amount of interest can be received on the same sum after 5 years isSolution
According to question, Simple interest is same in both condition ⇒ P × 8 × 5/100 = P × 5 × R/100 ⇒ 40/100 = R/20 ⇒ R = 8% ∴ Rate of interest is 8%
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