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The machine earns the company revenue at a continuous rate of 70000 t + 36000 do

ID: 3346141 • Letter: T

Question

The machine earns the company revenue at a continuous rate of 70000 t + 36000 dollars per year during the first six months of operation, and at the continuous rate of $71000 per year after the first six months. The cost of the machine is $145000. The interest rate is 8.75% per year, compounded continuously.


a) Find the present value of the revenue earned by the machine during the first year of operation. Round your answer to the nearest cent.

b) Determine how long it will take for the machine to pay for itself; that is, how long until the present value of the revenue is equal to the cost of the machine. Round your answer to the nearest hundredth.

Explanation / Answer

time for present value of the revenue is equal to the cost of machine = 1.5317 year.