Give a numerical answer to this question The economy of Scoob is capable of producing 2 goods only; cakes and buns. The table below shows the different combinations (a, b,c, d, e) of the two goods that it can produce Cakes Buns A 12 0 B 10 30 C 7 60 D 3 80 E 0 100 If the economy of Scoob moves from producing at combination B to producing at combination A, what is the opportunity cost of 1 cake