how does the answer arrives or what is the solution on how 253,000 was the answer

Dredger manufactures a single product using standard costing. Variable production costs are P12 and fixed production costs are P125,000. Dredger uses a normal activity of 12,500 units to set its standard costs. Dredger began the year with 1,000 units in inventory, produced 11,000 units and sold 11,500 units. The standard costs of goods sold under absorption costing would be a. P115,000 b. P132,000 C. P242,000 d. P253,000