8. Given that i = 10% and the data below:

Alternative	Project A	Project B
First Cost($)	-50,000	-80,000
Annual Cost ($/yr)	-20,000	-10,000
Salvage value ($)	10,000	25,000
Life, years	3	6

The cost recovery for project A and B are respectively;

a. CR=$25,128 for project A and CR=$37,084 for project B

b. CR=$15,128 for project A and CR=$17,084 for project B

c. CR=$17,084 for project A and CR=$15,129 for project B

d. CR=$43,126 for project A and CR=$31,600 for project B

Questions 9-11. The four Cost alternatives described below are being evaluated.

9. If the proposals are independents, which one(s) should be selected with MARR =18%?

a. Alternative A, B, C, and D

b. Alternative B, C, and D

c. Only Alternative B

d. Only Alternative B and C

10. If the proposals are mutually exclusive, which should be selected with MARR=15%?

a. Alternative A, B, C, and D

b. Only alternative B

c. Alternative B and C

d. Only alternative C

11. If the proposals are mutually exclusive, which should be selected with MARR=10%?

a. Select alternative D

b. Select alternative C

c. Select alternative B

d. Select all alternatives A, B, C, and D