Lian Co., which began operations on January 1, 2006, appropriately uses the instalment method of accounting. The following information pertains to Lian's operations for the year 2006: Instalment sales $1,250,000 Regular sales $500,000 Cost of instalment sales $750,000 Cost of regular sales $300,000 General and administrative expenses $100,000 Collections on instalment sales $300,000 The gross profit realized on instalment sales during 2006 was?