Problem Seven: I) A principal of 7650 OMR is invested at rate of 3.7% compounded continuously. After how many years will the investment first exceed 12250 OMR. II) Find the interest rate required for a principal of 15000 OMR to produce a future value 40000 OMR in 8 years if the interest is compounded annually. III) How long will it take for a principal of 1000 OMR to produce a future value of 2500 OMR at 10% rate of interest compounded continuously. IV) A firm decides to increase output at a constant rate from its current level of 50000 to 60000 during the next 5 years. Calculate the annual rate of increase required to achieve this growth