On July 2, 2022, Honesty Co. consigned 3,200 books costing P60 and retailing for P100 each to Integrity Co. Freight cost paid by Honesty Co. amounted to P3,200. On September 30, 2021, Honesty Co. received from Integrity Co. the amount of #127,620 in full settlement of the balance due. The consignee deducted a commission of $20 for each book sold, 180 for delivery expenses and $200 for advertising expense. How many books were actually sold by Integrity Co.? (No peso sign on the answer)