2. There is a bench with 2 planks, with space in the middle. Each plank is 7 1/4 in. The total width is 16 in. What does the space between the planks measure?

3. The plaque is 30 in. long and 35 inches wide. What is the area of the plaque?

4. At Bethesda there are two very old buildings. Each building is two stories high with 8 windows on each story. How many windows are there in all?

5. What is the volume of an electric box that is: L-13 inches, W-9 inches, and H-19 inches?