11. Korina Company manufactures products S and T from a joint process. The sales value at split-off was P50000 for 6,000 units of Product S and P25,000 for 2,000 units of Product T. Assuming that the portion of the total joint costs properly allocated to Product S using the relative-sales-value at split-off approach was P30,000, what were the total joint costs? a. P40,000 b. 42,500 c. 45,000 d. 60,000