20,000 is invested at 3.5% interest compounded monthly. How long will it take for the investment to double? Round to the nearest 10th of a year ALEKS - Profile 1 - Microsoft Edge/www-awu.aleks.com/alekscgi/x/Isl.exe/1QdwbjYhrjwD2goFWgqo3V88FVD23IFxeV417gobook contentssearch ebook64. $5000 grows to $5438.10 in 2 yr under continuous compounding. Find the interest rate. Round to thenearest tenth of a percent.65. An $8000 investment grows to $9289.50 at 3% interest compounded quarterly. For how long was themoney invested? Round to the nearest year.Answers66. $20,000 is invested at 3.5% interest compounded monthly. How long will it take for the investment todouble? Round to the nearest tenth of a year.67. A $25,000 inheritance is invested for 15 yr compounded quarterly and grows to $52,680. Find theinterest rate. Round to the nearest percent.Answers68. A $10,000 investment grows to $11,273 in 4 yr compounded monthly. Find the interest rate. Round tothe nearest percent.Exercise: Using an Exponential Equation in an ApplicationPDF Transcript for Exercise: Using an Exponential Equation in an Application69. If $4000 is put aside in a money market account-with interest compounded continuously at 2.2%, findthe time required for the account to earn $1000. Round to the nearest month.Answers70. Victor puts aside $10,000 in an account with interest compounded continuously at 2.7%. How long willit take for him to earn $2000? Round to the nearest month.71. Physicians often treat thyroid cancer with a radioactive form of iodine called iodine-131 (31). Theradiological half-life of 1311 is approximately 8 days, but the biological half-life for most individuals is4.2 days. The biological half-life is shorter because in addition to 131I being lost to decay, the iodine isalso excreted from the body in urine, sweat, and saliva.For a patient treated with 100 mCi (millicuries) of 1311, the radioactivity level R (in mCi) after t days isgiven by R =100(2)/429 Type here to search

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Description: 20,000 is invested at 3.5% interest compounded monthly. How long will it take for the investment to double? Round to the nearest 10th of a year ALEKS - Profile 1 - Microsoft Edge/www-awu.aleks.com/alekscgi/x/Isl.exe/1QdwbjYhrjwD2goFWgqo3V88FVD23IFx

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20,000 is invested at 3.5% interest compounded monthly. How long will it take for the investment to double? Round to the nearest 10th of a year￼￼ ALEKS - Profile 1 - Microsoft Edge/www-awu.aleks.com/alekscgi/x/Isl.exe/1QdwbjYhrjwD2goFWgqo3V88FVD23IFxeV417gobook contentssearch ebook64. $5000 grows to $5438.10 in 2 yr under continuous compounding. Find the interest rate. Round to thenearest tenth of a percent.65. An $8000 investment grows to $9289.50 at 3% interest compounded quarterly. For how long was themoney invested? Round to the nearest year.Answers66. $20,000 is invested at 3.5% interest compounded monthly. How long will it take for the investment todouble? Round to the nearest tenth of a year.67. A $25,000 inheritance is invested for 15 yr compounded quarterly and grows to $52,680. Find theinterest rate. Round to the nearest percent.Answers68. A $10,000 investment grows to $11,273 in 4 yr compounded monthly. Find the interest rate. Round tothe nearest percent.Exercise: Using an Exponential Equation in an ApplicationPDF Transcript for Exercise: Using an Exponential Equation in an Application69. If $4000 is put aside in a money market account-with interest compounded continuously at 2.2%, findthe time required for the account to earn $1000. Round to the nearest month.Answers70. Victor puts aside $10,000 in an account with interest compounded continuously at 2.7%. How long willit take for him to earn $2000? Round to the nearest month.71. Physicians often treat thyroid cancer with a radioactive form of iodine called iodine-131 (31). Theradiological half-life of 1311 is approximately 8 days, but the biological half-life for most individuals is4.2 days. The biological half-life is shorter because in addition to 131I being lost to decay, the iodine isalso excreted from the body in urine, sweat, and saliva.For a patient treated with 100 mCi (millicuries) of 1311, the radioactivity level R (in mCi) after t days isgiven by R =100(2)/429 Type here to search

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