Question

The time (in hours) required to perform the printing and binding operations (in that order) for each book is given in the following table : 

Books	I	II	III	IV	V
Printing Machine M1	3	7	4	5	7
Binding Machine M2	6	2	7	3	4

Find the sequence that minimizes the total elapsed time (in hours) to complete the work .

Answer 1