Item$3$

$5$

points

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Problem $22-5($Algo$)$

The following table gives the operation times and due dates for five jobs which are to be processed on a machine. Assign the jobs according to the shortest operation time.

JOB PROCESSING

TIME DUE DATE

$($DAYS HENCE$)$

$1018$ days $5$

$1029$ days $3$

$1037$ days $4$

$10410$ days $7$

$10511$ days $2$

Calculate the mean flow time. $($Round your answer to $1$ decimal place.$)$