What is the investment in NWC for year 1?(express answer as a positive number)

The following table shows project working capital requirements for a 2-year project at Hoosier Tire. The firm expects to reclaim its final NWC position at the end of the project. Year Accounts Receivable $36.00 $125.00 $170.00 Inventory Accounts Payable $4.00 $80.00 $100.00 0 2 $72.00 $139.00 $109.00 What is the investment in NWC for year 0? (express as a positive number for answer)