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google search
Google search results:
1: https://brainly.in/question/25995070
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2: https://brainly.in/question/26104672
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3: https://www.quora.com/The-simple-interest-on-a-certain-sum-for-3-yrs-is-225-and-CI-on-the-same-sum-at-the-same-rate-for-2-yrs-is-Rs-153-find-rate-of-int-and-principal
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4: https://www.toppr.com/ask/question/rs-20000-is-lent-for-2-years-at-5-compound-interest-calculate-the-compound-interest/
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5: https://www.toppr.com/ask/question/the-compound-interest-on-a-sum-of-money-for-2-years-is-133120-and-the/
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6: https://www.tutorialspoint.com/quantitative_aptitude/aptitude_simple_interest_examples.htm
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7: https://www.topperlearning.com/answer/the-simple-interest-ona-certain-sum-is-rs-225-and-the-compound-interest-on-the-same-sum-and-rate-for-2-yrs-is-rs-153-find-the-rate-and-principal/g9g7kqmm
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8: https://www.hitbullseye.com/Simple-Interest-and-Compound-Interest.php
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9: http://www.ilovemaths.com/3depreciation.asp
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10: https://upscfever.com/upsc-fever/en/test/rsagrawal/5.html
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11: https://www.scribd.com/document/447507753/05-COMPOUND-INTEREST
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