IRR on overall investment for A is 10%

(b) Six mutually exclusive projects A, B, C, D, E, and F, are being considered by XYZ. The new furnace project discussed in part (a) is identified here as project A. They have been ordered by first costs so that project A has the lowest first cost, F the largest. The data in the table below apply to these projects. The data can be interpreted as follows: the IRR on the incremental investment from project C to t D is 9%, which project should be chosen using a MARR of 15%? IRR on IRR on Increments of Investment Compared With Project Projectoverall Investment 160 16% 10% 16% 10 14% 13% 16% 16% 19% 14% 10%