Q4. Four jobs are to be done on four different achines. The cost in nupees of producing i, on the jo machine is given below. Assign the jobs to different machines so as to minimise the total cost. Jobs M1 M2 M3 M4 J1 15 11 13 15 J2 17 12 12 13 J3 14 15 10 14 S J4 16 13 1117 L ​