can u give some more details

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can u give some more details

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Simple interest case:

Sum doubles if Sum = Principal + interest = 2 P => interest = principal

Interest = principal = P = P r t = > r t = 1

r = 1/t = 4/25 or (4/25) * 100% = 16% per year

Sum doubles if Sum = Principal + interest = 2 P => interest = principal

Interest = principal = P = P r t = > r t = 1

r = 1/t = 4/25 or (4/25) * 100% = 16% per year