Billy Bob Bros., are trying to determine how many car terrarium sets they would have to sell each year to break even. They have determined that their fixed costs would be $5,000 and the variable cost per unit would be $6.50. They anticipate being able to sell the sets at $9.00. They project selling 1,800 sets in the first year. What would be their (pre-tax) profit or loss in the first year? Loss of $250. Loss of $500. Gain of $140. Gain of $360