please answer this two questions with solutions

1. A company produced 500 units of a product and incurred the following costs. Direct materials, P8,000; direct labor, P10,000; overhead (20% fixed), P45,000. Is the sales value of 500 units is P102,000, what is the contribution margin rate? a. 44% C. 53% b. 47% d. 74% 2. Given the selling price at P120 per unit; contribution margin at 25% and fixed cost at P250,000, the total variable expenses at the breakeven point would be? a. P 350,000 c. P 450,000 b. P 750,000 d. P 250,000