A Politician,who Wants to Receive the Maximum Number of Votes,spends

Multiple Choice

A politician,who wants to receive the maximum number of votes,spends 9 hours a week speaking to various groups.The table below shows his estimates of how time spent with each group will affect the number of votes he receives: Based on the information above,how many EXTRA votes will the politician receive if he devotes one more hour to speaking engagements (i.e.,speaks 10 instead of 9 hours per week) ?

A) 150
B) 180
C) 200
D) 380
E) none of the above