A project requires the tasks shown below to be completed. The duration column shows the number of weeks estimated for one person to complete the task.

Task	Duration	Depends on
T1	1
T2	3
T3	5
T4	3	T1
T5	2	T1
T6	2	T1,T3
T7	1	T2,T3
T8	3	T4,T5,T6
T9	3	T5,T7
T10	2	T7
T11	2	T8
T12	3	T8,T9
T13	2	T10

answer the questions below. These activities are intended to develop and assess your understanding of the method, so please do not use a software project management tool such as Microsoft Project to assist in either drawing the diagrams or in computing solutions.

Questions :

Assume one person works on each task(That is : use the duration in the task list table) answer the following :

=> draw the Gantt chart, showing the earliest start and finishing time for each task.