Present Value:$1.$ Assume that you need Tk $2000$ after $2$ years. Your bank compounds interest at an eight percent annual rate. How much you need to deposit now to have a balance of Tk $2000\mathrm{.}2.$ Your Father committed you to present a computer after $5$ years. Then the time the computer will cost Tk$.45,000.$ If bank interest rate is $12\%$ then b$.$w much money your father needs to deposit now for fulfilling his commitment?$3.$ You have a machine in your business. The expected life of this machine is $8$ years. After that it should be replaced by another one. To replace it you will need approximately Tk $72000.$How much should be deposited now to accumulate the required funds if bank interest rate is $10\%$ per annum

compounded monthly.