Job Sequencing Through Two Serial Processes - Johnson Rule - Example Problem Solved Using MS Excel

[@Uk07_doon]

you forgot to mention that Process 2 for Job B will start after 6 hours so the cell F4 should be 6+9 = 15, Please correct me if I am wrong

[@nicoleencarnacion7928]

That seems right to me, I noticed that too. So Cmax should be 52.