5. A new highway is to be constructed. Design A c foot with a 20-year life. Annual maintenance will cost $2250 per mile. Design 8 calls for a bituminous pavement costing $45 per foot with a $2925 per mile. Compare the two designs on the basis of equivalent worth per mile. Use b annual worth method and present worth method. The MARR is 6% per year. Note: 1 mile is 5280 feet. alls for a concrete pavement costing $65 per n indefinite life. Annual maintenance costs are oth Be sure to clearly communicate the method and solutions