a 1. Find the annual worth amount(per month) of a truck that had a first cost of $38,000, an operating cost of $2000 per month, and a salvage value of $11,000 after 4 years at an interest rate of 9% per year compound monthly. (50pts) 2. Compare the machines below on the basis of their annual worths, using an interest rate of 14% per year. (50pts) First cost, $ Annual operating cost, $ Annual maintenance cost, $ Overhaul every 2 years, $ Life, years Machine A 29,000 4,000 3,000 3,700 3 Machine B 37,000 5,000 3,500 2,000 5