Calculate the NPV of a machine that is purchased for $5,000, sold at the end of vear 4 for $2,500, and produces the follewwing cash flows: o Vear 1: $700 - Year 2: $800 - Vear 3:\$900 - Year 4:\$1,000 Assuming that the appropriate discount rate is 5.25%, what is the NPV? $99.64 $26.02 $49.20 $11.39 Question 26 6.25 pts Jill would like to plan for her son's college education. If the total cost of college is $137,528.13,18 years from now, how much does Jill need to place into an account at the end of each year, earning 8% to pay for her son's college? $3,672.29 $4,039.52 $4,773.98 $5,141.20