Puzzle - Xls Download [thread 178077]

Hi all,
Test your intelligence
Please open the attached File
Only few people can open this file.......once you succeed to open this file, you will find names of the people at all India level who have managed to
Open this......best of luck and the countdown begins.
How to open attached file???
There is a bus with 7 girls.
Each girl has 7 bags.
In each bag, there are 7 big cats
Each big cat has 7 little cats.
Each cat has 4 legs.
Question: How many legs are present in bus?
Number of legs is password to open attached file.
If you will open the file, write your name on the list inside, revert and send this email to others to let them solve this riddle.
:)

Ya boss its quiet easy......... the answer is: Total legs in the bus=10990
Lets consider 1 Girl (2x1) = 2 legs
7 Bags has 7 Big Cats (7x7x4) = 196 legs
In each Bag, every Big Cats have 7 small cats each (7x7x7x4) = 1372 legs
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Each girl counts = 1570 legs
Therefore 7 Girls count (1556x7) = 10990 legs

Nice,
Mahesh