Alright let’s help you understand this time. So if you look at the board on the ruler. It passes through 1 inch and then 2 inches. But it doesn’t go to 3 inches. So the answer will be 2 inches and something. The board’s end is in between 2 inches and 3 inches, so it would be half, which is 1/2. The answer is 2 1/2 inches