How do i set up the problem for sarah uses 5 1/2 cups of flour for every 2 loaves of bread she bakes. what is the unit rate per loaf?

Look at attachment. has all info needed. need

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

Need solving this second acceleration problem.