Watson's Fish company buys whole salmon from various fisermen is at $4 per pound and sells the fish to restaurants for $6 per pound. Its fixed costs...

Watson's Fish company buys whole salmon from various fisermen is at $4 per pound and sells the fish to restaurants for $6 per pound. Its fixed costs are $20,000 per pound.

How many pounds must be sold to break even, and how many pounds must be sold to earn a profit of 10,000 per month?