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A committee is reviewing a total of 20x black-and-white film

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A committee is reviewing a total of 20x black-and-white films and 6y color films for a festival. If the committee selects y/x% of the black-and-white films and all of the color films, what fraction of the selected films are in color?

A. 1/130
B. 1/5
C. 3/13
D. 10/13
E. 30/31

Had a "not so good" time with this question! ;-)

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