A company produces two types of can openers manual and electric Each requires in its manufacture the use of two machines A and B Each manual can opener require the use of machine A for 2 hours and machine B for 1 hour An electric can opene requires 1 hour on A and 2 hours on B Furthermore suppose the maximur numbers of hours available per month for the use of machines B are 90 6 respectively The profit on a manual can opener is 1 5 and on an electric ca opener it is 2 If the company can sell all the can openers it can produce how mar of each type should it make in order to maximize the monthly profit n order to solve this linear programming problem answer the following questions