A small firm intends to increase the capacity of a bottleneck operation by adding a new machine. Two alternatives, A and B$,$ have been identified, and the associated costs and revenues have been estimated. Annual fixed costs would be $$40,000$ for A and $$30,000$ for B; variable costs per unit would be $$14$ for A and $$21$ for B; and revenue per unit would be $$40.$ At what volume of output would the two alternatives yield the same profit $($or loss$)?($Round your answer to a whole number.$)$