Calculate number of weeks a variable spans in
 

Hello,

I want excel to calculate how many weeks it took to complete 1 task.
For example, as shown in the example below computer shopping spanned
over two weeks, whereas clothes
shopping only spanned over 1. Does anyone have any suggestions?


Week Date Week No. Day Date Task

15/10/2007 1 Monday 15/10/2007 Computer
shopping

1 Tuesday 16/10/2007
1 Wednesday 17/10/2007
1 Thursday 18/10/2007
Clothes shopping
1 Friday 19/10/2007
1 Saturday 20/10/2007
1 Sunday 21/10/2007
22/10/2007 2 Monday 22/10/2007
2 Tuesday 23/10/2007
2 Wednesday 24/10/2007
2 Thursday 25/10/2007
Computer shopping
2 Friday 26/10/2007
2 Saturday 27/10/2007
2 Sunday 28/10/2007


Thanks for your help!