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How long will it take money to double if it is invested at 15% compounded continuously?15 = 4.62 years. Why does this work? We know that the continuous compounding formula is A = Pe^(rt). Therefore, we can solve this equation to indicate doubling your investment like so: 2 = 1e^(rt).
How long does it take for an investment to double in value if it is invested at 9% compounded compounded continuously?Compounded continuously? At 9% compounded monthly, the investment doubles in about nothing years. (Round to two decimal places as needed.)
How long does it take for an investment to double in value if it is invested at 4% compounded quarterly compounded continuously?If the interest per quarter is 4% (but interest is only compounded annually), then it will take (72 / 4) = 18 quarters or 4.5 years to double the principal.
How long does it take for an investment to double in value if it is invested at 12% compounded quarterly?A 10% interest rate will double your investment in about 7 years (72 ∕ 10 = 7.2); an amount invested at a 12% interest rate will double in about 6 years (72 ∕ 12 = 6).
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