This is to all intellectuals.................. knock yourselves out.

Use your calculator if necessary and write your very first answer you come up with. Please do not write the explaination as we want to see how many will give us the correct answer. 

How good are you in problem solving...

-There is a bus with 7 Girls

-Each girl carries 7 bags

-Inside each bag there are 7 cats

-Every cat has 7 kittens

-All cats have 4 legs each

Question: How many legs are in the bus?