Cortez Manufacturing intends to increase capacity by overcoming a bottleneck operation by adding new equipment. Two vendors have presented proposals. The fixed costs are $ $55$ comma $000$$$55,000$ for proposal A and $ $75$ comma $000$$$75,000$ for proposal B$.$ The variable cost is $ $13\mathrm{.}00$$$13\mathrm{.}00$ for A and $ $10\mathrm{.}00$$$10\mathrm{.}00$ for B$.$ The revenue generated by each unit is $ $24\mathrm{.}00$