c-10 q4 need help with all 3 parts

Working capital cash flow.Cool Water, Inc. sells bottled water. The firm keeps in inventory plastic bottles at 9% of the monthly projected sales. These plastic bottles cost$0.007 each. The monthly sales for the first four months of the coming year are as follows:

January:2,200,000
February:2,300,000
March:2,800,000
April:3,100,000

What is the monthly increase or decrease in cash flow for inventory given that an increase is a use of cash and a decrease is a source of cash?Note:Enter a decrease as a negative number.

What is the change in working capital for January?

(Round to the nearest dollar.)