$[10$ points$]$ SegR$-1926$ Corporation has two divisions, East and West. The following information was taken from last year's income statement segmented by division:

$\backslash$table$[[,$East Division,$\backslash$table$[[$West$],[$Division$]]],[\backslash$table$[[$Sales$],[$Contribution marain$]],$$$340,000,$$$320,000$