perimeter problems math
posted by justin .
janet built a 5-inch ny 7-inch rectangle
A:what is the perimeter of janets rectangle?
B:the perimeter of olivia's rectangle is 150% as long as janet's. what is the perimeter of olivia's rectangle?
C. what is the area of janets rectangle?
D.the area of walters rectangle is 6/5 the area of janets. what is the area of walters rectanglr?