You have gathered the information in the table below:

Year	Capital Expenditures	Current Assets	Current Liabilities	Revenue	Operating Expenses	Depreciation
2018	5	15	20	50	5	5
2019	5	10	30	45	10	5
2020	5	25	20	100	25	10

All companies have a 20% corporate tax rate. Based on this information, what was this companys operating cash flow in 2019?

		Less than $25
		Between $25 and $30
		Between $35 and $40
		Between $40 and $50
		More than $50