6. You are trying to decide between the purchase of an Impala and a Malibu, and you have collected the following information. You expect fuel prices to increase by 15% each year. Based on engineering economics with a 6% interest rate which one should you buy? why? Impala Malibu $25,500 $19,200 Annual Maintenance $1500 1000 $1200 2500 8 year Salvage Value $10,000 $8000 Initial Cost Fuel, 1"t year$ Classique Tours buys a new Mercedes van for $220,000. It expects to generate $324,000 per year in income with tours from this van with an annual operating cost of $45,000. If the life of the van is 10 years with a $50,o00 salvage value, what is the present equivalent value of this purchase? Use a 10% interest rate. 7. 8. A gold mine is projected to produce $25,000 during its first year of operation, $24,000 the cond year, $23,000 the third year, and so on. If the mine is expected to produce a total of 10 ateot co4 what is its present worth