15) The table above gives costs at Jan's Bike Shop. Unfortunately, Jan's record keeping has been spotty. Each worker is paid $100 a day. Labor costs are the only variable costs of production. What is the total cost of producing 50 bikes? A) $100 B) $300 C) $400 D) $500 E) $200 16) The table above gives costs at Jan's Bike Shop. Unfortunately, Jan's record keeping has been spotty. Each worker is paid $100 a day. Labor costs are the only variable costs of production. What is the total fixed cost of producing 64 bikes? A) $400 B) $300 C) $600 D) $200 E) $500 17) The table above gives costs at Jan's Bike Shop. Unfortunately, Jan's record keeping has been spotty. Each worker is paid $100 a day. Labor costs are the only variable costs of production. What is the total variable cost of producing 60 bikes? A) $200 B) $500 C) $300 D) $400 E) None of the above answers are correct. Labor Total fixed Total variable Total cost Output (bikes) (workers) costs (dollars) cost (dollars) (dollars) 200 20 100 2 50 3 60 4 64