12. RET Manufacturing produces two types of children's products - Rubles and Twizzles. The following information is available related to each product: Rubles Twizzles Sales price per unit $15 $24 Variable costs per unit 5 12 Rubles account for 60% of total product sales and Twizzles accounts for the rest. RET's total xed costs are $50,000. How many Rubles and Twizzles need to be sold in order for the company to generate a prot of $10,000 (round up to nearest Whole unit)? A. 2,728 B. 4,630 C. 5,258 D. 5,455 E. 5,556