#50 and 51

5 years, 6 months ! 50. Clearlake Optical has a $50,000 note that comes due in 4 years. The owners wish to create a sinking fund to pay this note. If the fund earns 2.5% compounded semiannually, how much must each semiannual deposit be? 51. A business must raise $70,000 in 5 years. What should be the size of the owners' quarterly payment to a sinking fund paying 3% compounded quarterly? be paid in 20 equal