B (20) 3. Proposals A, B, C, D, E, F and G are being considered with money flows over 10 years. C D E F G Investment S33,000 $12,000 $62,000 $41,000 $10,000 $48,000 $27.000 Net Annual Benefit S7,000 $2,200 $12,000 $9,000 $1,800 $11,000 $7,200 Salvage Value $3,000 SO $5,000 $2.000 $500 0 $1,000 Proposal (A and G) are mutually exclusive, (C and D) are also mutually exclusive, proposal B depends on C or D, and proposal E depends on F and G. The MARR is set at 9%. a) Formulate the problem with Integer Programming. b) Which proposal(s) should be selected if the amount of money available for investment is $100,000