A rectangular garden has an area of 55m2 and a perimater of 32 m. If its length is doubled, what is the % of increase on the new area and perimeter?
if you double the length, you double the area
to have an area of 55 and a perimeter of 32, the original garden was 5 X 11
so the increase in perimeter is 22
__ the percentage is __ (22/32) * 100