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https://www.meritnation.com/ask-answer/question/a-certain-sum-amounts-to-rs-5292-in-2-years-and-to-rs-5556/commercial-mathematics/630497
https://www.meritnation.com/ask-answer/question/a-certain-sum-amounts-to-rs-5292-in-2-years-and-to-rs-5556/commercial-mathematics/630497