Wingate Company, a wholesale distributor of electronic equipment, has been experiencing losses for some time, as shown by its most recent monthly contribution format income statement:

$\backslash$table$[[$Sales$,$$$1,629,000$

requirement one prepare a contribution format, income statement submitted by division total company, East Central and west?

requirement to the marketing department has proposed increasing the west divisions monthly advertising by $21,000$ based on the belief that it would increase the division sale by $14\%$ assuming these estimates are accurate how much would the companies not operating income increase or decrease if the proposal is implemented?