Need answer A to question 12 pls

12 Canyon Tours showed the following components of working capital last year: Beginning of Year End of Year points Accounts receivable $ 27, 800 $ 24, 900 Inventory 13, 900 16, 300 Accounts payable 16, 400 20 , 300 eBook a. What was the change in net working capital during the year? Print Note: A negative amount should be indicated by a minus sign. Change in net working capital- b. If sales were $37,900 and costs were $25,900, what was cash flow for the year? Ignore taxes. 16,400 Cash flow