18/40 = 9/20 =
Simplified
Hope this helps!
There are 3 images with full explanation
ok so for the 2 ft pillows the perimeter would be 8 ft and for the 1 ft pillows the perimeter would be 3 ft. So you would need 8(2)+3(3)=16+9=25 so she needs 25 feet of trimming.
Answer:
3
6x10^8/2x10^8
= 3 times