The perimeter of the rectangle shown below is 16a+2b. Which expression represents the length of the rectangle?

A. 3a+2b C. 2a-3b
B.10a+2b D.6a+4b

The scale factor of two similar polygon is 4:5. The perimeter of the larger polygon is 200 inches. What is the perimeter of the smaller polygon?

F.250 inches H.80 inches
G.160 inches J.40 inches