Variable costs of producing widgets account for the cost of gas required to deliver the widgets to retailers. A widget producer finds the average cost of gas per widget. The expense equation was recently adjusted from E=4.55 q 69,000 to E=4.98 q 69,000 in response to the increase in gas prices. a. Find the increase in the average cost per widget. b. If the widgets are sold to retailers for 8.00 each, find the break even point prior to the adjustment in the expense function. c. After the gas inc