20. the difference between the average total cost and average fixed cost shows average variable cost (2) implicit cost (3) normal profit (4) opportunity cost (1

20. The difference between the average total cost and average fixed cost shows average variable cost (2) implicit cost (3) normal profit (4) opportunity cost (1) 3itea ytedarita aTPA (2) 3744E d (3) HHTA TH (4) 3HaH TA 21. An increase in a firm's fixed cost will (1) change marginal cost but not total cost 2 change both marginal and total costs (3) change variable cost but not marginal cost (4) change total cost but not marginal cost (1) zHAIA AMA ytada 7 f ga T (3) uftadrfta arm yftada 7 f atHi aTA 22. The 'expansion path' is the locus of points of producer's equilibrium resulting when the o(1) price of labour input changes (2) price of capital input changes (3) money outlay of the entrepreneur is varied (4) entrepreneur shifts onto a higher isoquant PLEASE TELL ME QUESTIONS. 20, 21 & 22