Engineering Economy 7th Edition by Leland Blank ,Anthony Tarquin

تمرين 12

The alternatives shown are to be compared on the basis of their present worth values. At an interest rate of 10% per year, the values of n that you should use in the uniform series factors to make a correct comparison by the present worth method are:
a) n = 3 years for A and n = 3 years for B
b) n = 3 years for A and n = 6 years for B
c) n = 6 years for A and n = 6 years for B
d)None of the above