A business has a total sales figure for a month of $231, 787. This sales price includes GST. What is the amount of GST that has been collected on the sales? During the same month, the business has made purchases of $92 400, of this sum $89 000 contains GST and the remainder was on GST free purchases. How much GST was paid on the purchases? How much money on GST needs to be paid to the tax department (assuming there are no other factors) for that month?