You have three investment options*:

	Option 1	Option 2	Option 3
Initial Cost	400	1300	825
Uniform Annual Benefit	120	200	190
Useful Life in Years	6	12	8

*you also have the option of not picking any of them.

a) Calculate the IRR for each.

b) Make a graph depicting the EUAW (Equivalent Uniform Annual Worth) for each option over the [0%,100%] domain.

c) Make a choice table to cover the range from 0% to 100% annual interest rate.

d) If the discount rate (MARR) your company is using is 8%, how confident would you be about your decision on choosing a certain option? How about for a discount rate of 12.5%?