A box with different dimensions has been given to you hypothetically. You know the area of the three different surfaces i.e. 240 square units, 300 square units and 180 square units respectively. Can you find out the dimensions of the given box?
You can find a chessboard with two rooks in the attached figure. Now, the question is - how many squares (of any size) exists that don't have the rooks in them? Can you find out?
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