Computer Science homework help

Find the future value of the following ordinary annuity, if payments are made and interest is compounded as given: R=4600;8.73% interest compounded quarterly for 9 years. How much of this value is from contributions and how much is from interest  ?  Find the effective rate corresponding to the nominal rate of 6.25% compounded semiannually.  A stock that sold for $22 at the beginning of the year was selling for $24 at the end of the year. If the stock paid a dividend of $0.50 per share, what is the simple interest rate on an investment in this stock? Find the future value of the following ordinary annuity, if payments are made and interestis compounded as given: R=4600; 8.73% interest compounded quarterly for 9 years. Howmuch of this value is…