Answer:
A, B, C
Step-by-step explanation:
An integer is a whole number (so not a fraction)
Yes, she is correct
1/2 + 1/2 = 1 or 0.5 + 0.5 = 1 so half of a wall plus half of a wall equals one hole wall.
That's as simple as I can put it mathematical reasoning. I hope this helps
The answer to this question is ....... a) 11