Each of the following invoices was entered into a sales journal for Karfs Delivery Service during October 2023 (Click the icon to view the invoices during October 2023) Each sale carries terms of 4/10,n/30. During October 2023, Kar's Delivery Service deposited four cheques as follows: (Click the icon to view the information about cheques deposited) Calculate the following items: a. Net sales revenue b. Gross profit Invoices 2023 October 4 Invoice 801 Sold $75 to Frank Company on account. Cost of inventory: $15 7 Invoice 802 Sold $380 to Jordan Enterprises on account Cost of inventory $315 13 Invoice 803 Sold $100 to Coralie Company on account Cost of inventory: $75 22 Invoice 804 Sold $330 to Frank Company on account. Cost of inventory: $252.50 25 Invoice 805 Sold $400 to Lanehouse Consulting on account. Cost of inventory: $300 30 Invoice 806 Sold $280 to Coralie Company on account Cost of inventory: $227.50 Cheques deposited 2023 October 5 Karl Good wrote a personal cheque for $10.500 and deposited it in the company bank account. This is an investment by the owner. 12 Deposited a cheque from Frank Company, paying invoice No. 801, taking discount. 20 Deposited a cheque from Coralie Company, paying invoice No. 803, taking discount. 27 Deposited a cheque from Jordan Enterprises, paying invoice No. 802