Your Company makes two products that use the same mixing machine. A total of 4,200 minutes are available on the machine. Use the following information to determine the maximum contributing margin that...

Your Company makes two products that use the same mixing machine.  A total of 4,200 minutes are available on the machine.   Use the following information to determine the maximum contributing margin that the company can generate.Enter your answer without dollar signs.  If the impact is a loss use a negative sign in front of the number.