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+0 what rate of interest compounded annually is required to double an investment in 3 years?0 17919 2 what rate of interest compounded annually is required to double an investment in 3 years? Guest Apr 9, 2015 0 users composing answers..Best Answer#1 +5 We have 2A =A(1 + r)^3 divide both sides by A 2 = (1 + r)^3 take the log of both sides log 2 = log(1+ r)^3 and we can write log 2 =3log(1 + r) divide both sides by 3 (log2) /3 = log ( 1 + r) in exponential form, we have 10 ^[log2 ]/3 = 1 + r subtract 1 from both sides 10 ^[log2 ]/3 - 1 = r = about 25.9 % CPhill Apr 9, 2015 2+0 Answers#1 +5 Best Answer We have 2A =A(1 + r)^3 divide both sides by A 2 = (1 + r)^3 take the log of both sides log 2 = log(1+ r)^3 and we can write log 2 =3log(1 + r) divide both sides by 3 (log2) /3 = log ( 1 + r) in exponential form, we have 10 ^[log2 ]/3 = 1 + r subtract 1 from both sides 10 ^[log2 ]/3 - 1 = r = about 25.9 % CPhill Apr 9, 2015 #2 0 It can be solved more easily. According to rule 72, the rate needed to double the investment is 72 / 3 = 24 Guest Oct 30, 2016 15 Online UsersTop UsersSticky TopicsSome guidelines for question askers. What is Happening 5 Again a number puzzle. Multiply in writing. Loads of fun printable number and logic puzzles ¤¤¤¤Welcome To Web2.0calc¤¤¤¤ How to display latex properly Feature Questions 1 - Started 8th May 19 How to upload a picture. If a question is ticked that does not mean you cannot continue it. Should you consider anything before you answer a question? Geometry Thread PUZZLES LaTex Coding https://www.desmos.com/calculator/bsh9ex1zxj Historical post! What is happening? Wrap #4 Great Questions to Learn From 2 Great Answers to Learn From Reference Material Information for new people. What rate of interest compounded is required to double an investment in 12 years?For example, if the interest rate earned is 6%, it will take 12 years (72 divided by 6) for your money to double. If you want your money to double every 8 years, you will need to earn an interest rate of 9% (72 divided by 8).
What annual rate of interest compounded annually is required to double an investment in 9 years?For example, if an investment scheme promises an 8% annual compounded rate of return, it will take approximately nine years (72 / 8 = 9) to double the invested money.
How long will it take for an investment to double at 13 compounded monthly?1 Expert Answer
13 = 5.33 years and ln(2)/. 15 = 4.62 years. Why does this work? We know that the continuous compounding formula is A = Pe^(rt).
What rate of interest compounded annually is required to triple an investment in 15 years?Thus, the interest rate should be 24.57%.
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What rate of interest compounded annually is required to double an investment in 13 years
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