1.

Direction: There are \[\mathbf{15}\] blue marbles and \[\mathbf{9}\] red ones in a bottle. What percent of the marbles is blue?

A. \[62\frac{1}{2}%\]  
B. \[75%\]    
C. \[65\frac{1}{2}%\]  
D. \[37\frac{1}{2}%\]  
Answer» B. \[75%\]    


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