Question
At what rate of interest will a sum of 4,500 amount to
6,525 at simple interest for 5 years?Solution
SI =(PxRXT) /100 Principal + interest = Amount Interest = Amount - Principal Interest 6525-4500 =2025 Interest for 5 years = Rs. 2025 Interest for 1 year = 2025/5 = Rs. 405 Rate= (Interest x 100) / (Principal x Time) = (405 x 100)/4500=9% Rate =9%
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