SOLUTION: this year,75%of a graduating class had taken at least 8 mth courses. Of the remaining class members,60% had taken 6 or 7 math courses.what percent of the graduating class had taken

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Question 100196: this year,75%of a graduating class had taken at least 8 mth courses. Of the remaining class members,60% had taken 6 or 7 math courses.what percent of the graduating class had taken fewer than 6 math courses?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
75% had more than 8
0.6*25% had 6 or 7
0.4*25% had less than 6
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0.4*0.25 = 0.10 = 10% had less than 6 math classes
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Cheers,
Stan H.