Situation 7-3 Gizmos, Inc. produces gizmos at an average total cost of $13 and an average variable cost of $12. The only fixed input used in the production of gizmos costs $20. Refer to Situation 7-3. How many gizmos does Gizmos, Inc. produce? O a.7 Ob.8 O r. 20 O d.25 Oe. There is not enough information to answer the