A because it equals 1 and it goes up.hope this helps :)
Area is length times width.
Just some more info, volume is length times width times height.
Hope this helps!
The answer is 4 because 1 6/8 + 2 3/8 =4 1/8 so it would round to 4
The answer is C. 3, because you're essentially saying 9 - (3 × 2) and that is 9 - 6, which equals 3. I hope this helps!