The answer is 1.52. all you have to do is multiply
so you can either do pounds per dollar or dollars per pound:
pounds per dollar : about 0.71 lbs / $
dollars per pound : $1.40 / lb
i hope this helped, based on the question i believe that it is dollars per pound but its good to know both and have a nice day
C
Explanation
I took the test.
The key idea of the transformation called a rotation is the moving of the plane a certain angle around a fixed point.