Question

6. At what rate per cent per annum will * 1625 amount to ? 2080 in 3 years?
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7. At what rate per cent per annum will the simple interest on 6720 be? 1911 in 3 years 3 months?
8. At what rate per cent of simple interest will a sum of money double itself in 12 years?
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Answer 1

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