text: economics help? tc=tfc+tvc afc=tfc/q suppose the short-run cost function can be written as tc=250+10q.average fixed cost equals  i.e afc= is it a)250 b)10 c)250/q+10 d)250/q hey,  from tc function, tfc will be 250 , as it doesnt vary with q   hence afc will be 250/q.   if u have doubts mail me sarwanr_82@yahoo.co.in