Maths (commerce) Fil in The blanks.

When the assignment problem has more than one solution, then it is ___________ optimal solution.

The maximization assignment problem is transformed to minimization problem by subtracting each entry in the table from the ___________ value in the table.

The time for which a machine j does not have a job to process to the start of job i is called ___________

The time interval between starting the first job and completing the last, job including the idle time (if any) in a particular order by the given set of machines is called ___________

A dummy row(s) or column(s) with the cost elements as ___________ the matrix of an unbalanced assignment problem as a square matrix.

If the given matrix is not a ___________ matrix, the assignment problem is called an unbalanced problem.

For solving assignment problem the matrix should be a ___________

When the number of rows is equal to the Number of columns then the problem is said to be ___________ assignment problem.

The time required for printing four books A, B, C, and D is 5, 8, 10, and 7 hours. While its data entry requires 7, 4, 3, and 6 hrs respectively. The sequence that minimizes total elapsed time is ___________

An assignment problem is said to be unbalanced when ___________