10. Chibu Corporation is a single product firm with the following cost formula for all of its costs for next year, where X is the number of units sold and Y is total cost Y- $225,000 S30X Chibu sells its product for S120 per unit. What would Chibu's total sales dollars have to be next year in order to generate $270,000 of net operating income? A. $618,750 B. S660,000 C. $1,080,000 D. $1,980,000