In a certain city, 60 percent of the registered voters are Democrats and the rest are Republicans. In a mayoral race, if 75 percent of the registered voters who are Democrats and 25 percent of the registered voters who are Republicans are expected to vote for Candidate A, what percent of the registered voters are expected to vote for Candidate A ?  Choose the correct choice from the following choices.
A) 50%  B) 53%  C) 54%  D) 55%  E) 57%
Say there are total of 100 registered voters in that city. Thus 60 are Democrats and 40 are Republicans.   60*0.75= 
<gadget id="calculator">60*0.75</gadget>
<output>45</output>
45 Democrats are expected to vote for Candidate A;   40*0.25= 
<gadget id="calculator">40*0.25</gadget>
<output>10</output>
10 Republicans are expected to vote for Candidate A.   Thus total of   45+10= 
<gadget id="calculator">  45+10</gadget>
<output>55</output>
55 registered voters are expected to vote for Candidate A, which is 55% of the total number of registered voters.   Answer: 55%.
<result>D</result>
In a certain city, 60 percent of the registered voters are Democrats and the rest are Republicans. In a mayoral race, if 75 percent of the registered voters who are Democrats and 25 percent of the registered voters who are Republicans are expected to vote for Candidate A, what percent of the registered voters are expected to vote for Candidate A ?