13-11 = 2
15-13 = 2
17-15 = 2
As you can see, the numbers increased by two. hence the answer is 2.
Answer:
The shaded area is 
Step-by-step explanation:
we know that
The shaded area is equal to the area of the large square minus the area of the two smaller squares
so

Calculate the shaded area
Remember that

substitute

Answer:
100 yards of fabric
Step-by-step explanation:
12 divided by 3 = 4 yards of fabric per costume
4 x 25 = 100 yards of fabric
A sorry I can't see the image
Answer:
50% off :)
Step-by-step explanation:
use the purple coupon to take off half of the whole price so you spend less overall. And the only requirement is that it needs to be over the price of 350 (originally) , so your item is eligible.