9. A book-binder has one printing press, one binding machine and the manuscripts of a number of different books. The time required to perform the printing and binding operations for each book are shown as follows:

Determine the order in which the books should be processed in order to minimise the total time required to tum out all the books.

Transcribed Image Text:

Book Printing time (hrs) Binding time (hrs) - 88 2 30 120 80 100 90 35 w 50 20 428 60 535 6 90 100 30 10