a. Dean Corporation reported net income of $65,000, net sales of $600,000, and average assets of $900,000 for 2017. The 2017 profit margin was:

b. North Division has the following information:

Sales $1,400,000

Variable expense 750,000

Fixed expenses 650,000

If this division is eliminated, the fixed expenses will be allocated to the company's other divisions. What is the incremental effect on net income if the division is dropped?

c. Vision Company purchased treasury stock with a cost of $25,000 during 2017. During the year, the company paid dividends of $25,000 and issued bonds payable for proceeds of $900,000. Cash flows from financing activities for 2017 total

Please show all work in detail including equations used. Thanks!