## Arithmatical - Simple Interest

Important Facts and Formulae

1. |
The money borrowed or lent out for a certain period is called the |
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2. |
Extra money paid for using other’s money is called |
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3. |
If the interest on a sum borrowed for certain period is reckoned uniformly, then it is called Let the principal = P, Rate = R% per annum (p.a) and Time = T years. Then , 1. S.I. = (P x R x T / 100) 2. P = (100 x S.I. / R x T) 3. R = (100 x S.I / P x T) 4. T = (100 x S.I. / P x R). |
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