Answer:
18
Step-by-step explanation:
Answer:
259.60-300=-40.4
Step-by-step explanation:
Answer:
This is an increase.
Step-by-step explanation:
It says 20% *more* ducks which means the number is getting bigger.
Answer:
15
Step-by-step explanation:
1/4 = 0.25
0.25 x 12 = 3
12+3 = 15
I believe you multiply all sides to get the area and you add all sides to get the perimeter.