10) Make a benefit/cost analysis by evaluating B/C for the following:

a) a project with initial cost = $7,254 , annual cost= $868, annual benefits= $ 1,867, disbenefits having a present worth PW value of $1,613, interest rate= 9% and life = 5 years

b) a project with initial cost = $2,126 , annual cost= $1,806, annual benefits= $ 1,434, annual disbenefits= $408, interest rate= 3% and life = 9 years.

c) a project with total annual cost= $7,744, annual benefits= $ 9,376, annual disbenefits= $614.

d)for a project with a total PW of cost of $6,439, annual benefits of $ 1,444, annual disbenefits of $482,interest rate of 7% and life of 7 years