please help with B & C. can you please show your work so i understand how you get the answers? thank you!

By how much would total income change if the Weak division were dropped? Sandhilt, Inc, operates three divisions, Weak, Average, and Strong. As it turns out, the Weak division has the lowest operating income, and the president wants to close it. "Survival of the fittest, I sayl" was his response when the Weak division's manager, insisted Thomas, that his division earned money for the company. Following is the most recent financial analysis for each division: Based on the way allocated expenses are divided among the divisions, what do you think will happen to the Averago division if the comparw continues to prepare financial statements in this way, assuming Weak was dropped? If Weakis dropped, then Average will report allocated expences of 5 , resulting in an