Stan Fawcett's company currently purchases a gear assembly from Salt Lake Supply, Inc., at $4.00 per unit with a minimum order of 3,000 units. Stan is considering instead producing the gear assembly himself. He estimates that producing it himself will cost $15,000 to set up the process and then $1.82 per unit for labor and materials. a) Using the line drawing tool, add the total cost graph for Stan to produce the assembly instead of purchasing from Salt Lake Supply. Total cost for the purchase option is already plotted. Properly label your line. b) The number of units at which either choice has the same cost is (round your response to the nearest whole number). Stan Fawcett's company currently purchases a gear assembly from Salt Lake Supply, Inc., at $4.00 per unit with a minimum order of 3,000 units. Stan is considering instead producing the gear assembly himself. He estimates that producing it himself will cost $15,000 to set up the process and then $1.82 per unit for labor and materials. a) Using the line drawing tool, add the total cost graph for Stan to produce the assembly instead of purchasing from Salt Lake Supply. Total cost for the purchase option is already plotted. Properly label your line. b) The number of units at which either choice has the same cost is (round your response to the nearest whole number)