Question
Simple interest earned on an amount of Rs.1600 at rate
of R% per annum after 3 years is Rs.336. Find the simple interest earned on an amount of Rs.1500 at rate of (R + 4)% per annum after 2 years.Solution
According to question, => 336 = 1600 × R% × 3 => R = 336/48 = 7 Therefore, required interest = 1500 × (7 + 4)% × 2 = Rs.330
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