Answer:
Cash flow>
One 15,000 per year
Two 24,000 per year
NPV>
one -16,452
two -15,474
As both options make a negative cashflow
none of them are viable considering a cost of capital of 10%
Explanation:
[tex]\left[\begin{array}{cccc}&One&Two&Differential\\$Receipts&50000&60000&10000\\$Expenses&-36000&-32000&4000\\$Before tax&14000&28000&14000\\$Tax&-7000&-14000&-7000\\$Dep tax shield&8000&10000&2000\\$Cash flow&15000&24000&9000\\\end{array}\right][/tex]
Net present value for each alternative>
First>
[tex]\left[\begin{array}{ccc}Year&cash-flow&PV\\0&-64000&-64000\\1&15000&13636\\2&15000&12397\\3&15000&11270\\4&15000&10245\\\\Total&&-16452\\\end{array}\right][/tex]
Second>
[tex]\left[\begin{array}{ccc}Year&cashflow&PV\\0&-120000&-120000\\1&24000&21818\\2&24000&19835\\3&24000&18032\\4&24000&16392\\5&24000&14902\\6&24000&13547\\Total&&-15474\\\end{array}\right][/tex]