A process requires 10 tasks that must be performed in order.Currently there are 4 employees that are equally skilled at each task.Employee A is assigned tasks 1 and 2, employee B is assigned tasks 3, 4 and 5, employee C is assigned tasks 6, 7 and 8, and employee D is assigned tasks 9 and 10.The task times (all in seconds) are given in the table.

Tasks	Activity time (seconds)
1	56
2	42
3	39
4	32
5	61
6	28
7	35
8	47
9	41
10	65

Suppose the system started without any work in process inventory (i.e., an empty system). How long would this process take to produce 25 units (in seconds)? (report your answer as an integer)