Required information [The following information applies to the questions displayed below.] The following are the sales transactions of EcoMart Merchandising. EcoMart uses a perpetual inventory system and the gross method. October 1 Sold merchandise for $1,500, with credit terms n/30, invoice dated October 1. The cost of the merchandise is $900. October 6 The customer in the October 1 sale returned $150 of merchandise for full credit. The merchandise, which had cost $90, is returned to inventory. October 9 Sold merchandise for $700 cash. Cost of the merchandise is $450. October 30 Received payment for the amount due from the October 1 sale less the return on October 6. Use the above transactions, to analyze each transaction by indicating its effects on the components of the income statement- specifically, identify the accounts and amounts (including + or -) for each transaction. Income Statement Components Sales (gross) Sales discounts Sales returns and allowances Net sales Cost of goods sold Gross profit October 1 October 6 October 9 October 30 Increase/Decrease Amount Increase/Decrease Amount Increase/Decrease Amount Increase/Decrease Amount