1. (20 points) ten years ago, johnson recovery purchased a wrecker for $330, 000 to move disabled 18-wheelers. he received a salvage value of $25, 000 after 10 years of use. during this 10-year period, his average annual revenue totaled $60, 000. a) did he recover his investment at 12% per year return? in other words, does the annual equivalent value of the benefits exceed the capital recovery cost at an interest rate of 12%?