There are 7 days in a week, using this you can fill out the table.
If you have questions, feel free to add a comment to this answer.
Hope this helps.
頑張って!
It should be A. You would keep the 5, and the exponent should be 4+8, which is 12.
11 foot wall,
the center of the wall would be 5 1/2 feet which is 5 feet 6 inches
the shelf is 2 feet 6 inches, so the center of that would be 1 foot 3 inches
5 ft 6 in - 1 ft 3 in = 4 ft 3 inches from corner