Ritter Corporations accountants prepared the following financial statements for year-ends.

RITTER CORPORATION
Income Statement
2017
Revenue	$	1,095
Expenses		765
Depreciation		100
EBT	$	230
Taxes		92
Net income	$	138
Dividends	$	41

RITTER CORPORATION
Balance Sheets
December 31
		2016			2017
Assets
Cash	$	72		$	95
Other current assets		226			265
Net fixed assets		720			829
Total assets	$	1,018		$	1,189
Liabilities and Equity
Accounts payable	$	278		$	292
Long-term debt		0			60
Stockholders equity		740			837
Total liabilities and equity	$	1,018		$	1,189

a. What is the change in cash during the year 2017. (Do not round intermediate calculations.) Change in cash $ b. Determine the change in net working capital in 2017. (Do not round intermediate calculations.) Change in net working capital $ c. Determine the cash flow generated by the firms assets during the year 2017. (A negative answer should be indicated by a minus sign. Do not round intermediate calculations.) Cash flow from assets $