1) You have $1000 invested at 6% per annum continuous interest starting in year 1. At...

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1) You have $1000 invested at 6% per annum continuous interest starting in year 1. At the end of year 3 you withdraw half the money in the account and leave the remainder on deposit for 5 more years. At the beginning of year 4, you get a better rate of 7.5% per annum. How much would you have to add to your account at the better rate to have your original $1000 back at the end of year 8? 1) You have $1000 invested at 6% per annum continuous interest starting in year 1. At the end of year 3 you withdraw half the money in the account and leave the remainder on deposit for 5 more years. At the beginning of year 4, you get a better rate of 7.5% per annum. How much would you have to add to your account at the better rate to have your original $1000 back at the end of year 8?