The fixed cost of producing 1,950 gadgets is gadgets. the fixed cost of producing 900 O greater than 0 less than 0 equal to O not enough information The variable cost of producing 1,500 gadgets is 900 gadgets. the variable cost of producing O greater than O less than O equal to O not enough information The average variable cost of producing 1,500 gadgets is cost of producing 900 gadgets. the average variable 0 greater than 0 less than O equal to O not enough information