Problem 6-9 Working capital The following table tracks the main components of working capital over the life of a four-year project 2019 Accounts receivable Inventory Accounts payable 2020 168, eee 139, eee 54,500 2021 243,000 139, eae 59,000 2022 288,000 164,000 99,500 2023 e e e 84, cee 29,500 Calculate net working capital and the cash inflows and outflows due to investment in working capital (Negative answers should be indicated by a minus sign.) 2019 2020 2021 2022 2023 Networking capital Cash flows