The Janowo Company has three product lines of belts - A, B and C - with contribution margins of $6, $4 and $3, respectively. The president forest sales of 144,000 units in the coming period, consisting of 18,000 units of A, 72,000 units of B and 54,000 units of C. The company's fixed costs for the period are $465,000. What is the company's breakeven point in units, assuming that the given sales mix is maintained? Begin by determining the sales mix. For every 1 units of A. units of B are sold, and units of C are sold