Solve the below problem:
Q: Markland Manufacturing intends to increase capacity by overcoming a bottleneck operation by adding new equipment. Two vendors have presented proposals. The fixed costs are $ 50,000 for proposal A and $ 70,000 for proposal B. The variable cost is $ 12.00 for A and $ 10.00 for B. The revenue generated by each unit is $ 20.00 . Vendor A and Vendor B have the same cost when the output volume.