C. Segment EB is a chord that lies on a secant because the line segment's endpoints are on the circle.
22/24 in its simplest form is 11/12 :)
644 is 80% of the regular price, so price=644/0.8 = 805 $
Equation 1 = 4.12
Equation 2 = 5.099
Equation 3 = 4
Equation 4 = 3
I think the answer is B.
