Assignment Problem

ABC manager likes to assign five professional workers on five intelligent machines where every worker should be assigned on only and only one machine. The hourly rate of each work on a machine is illustrated in the following table. Find the optimum assignment cost of the following

	Machine1	Machine2	Machine3	Machine4	Machine5
Worker1	10	20	9	5	7
Worker2	13	9	8	12	8
Worker3	4	15	8	7
Worker4	14	7	12	1	0
Worker5	3	12	7	5	19