Anew athletic shoe store had expenses of $40,000 for designing and building the shelves and counters and $120,000 for the first year’s shoe inventory. so far this year, the shoe sales are $70,000. what do the sales have to be for the rest of the year for the store to break even? a. $70,000 b. $90,000 c. $80,000 d. $40,000