Little Billy in Math class Little Billy was in math class and the teacher asked, 'If there are 4 birds on a telephone wire, and the farmer shoots one of them off, how many are left?' Little Billy raises his hand and the teacher calls on him, 'Yes Billy?' Little Billy says 'Zero! Because when the farmer shoots the other birds will fly away!' The teacher says, 'Actually, the answer is 3, but I like the way you think.' Now this got little Billy steamed. He knows what happens when you shoot a gun ar…