For the conditions of Prob. 9, determine the present worth at time zero for each of the three types of payments.
Prob. 9
For total yearly payments of $5000 for 10 years, compare the compound amount accumulated at the end of 10 years if the payments are (a) end-of-year, (b) weekly, and Cc) continuous. The effective (annual) interest is 20 percent and payments are uniform.