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In Mrs. Marshall's classroom, 6/7 of the students play sports. Of the students who play sports, 4/5 also play an instrument. If there are 35 students in her class,how many sports and an instrument?
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In Mrs. Marshall's classroom, 6/7 of the students play sports. Of the students who play sports, 4/5 also play an instrument. If there are 35 students in her class,how many sports and an instrument?

User GeoCom
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if 6/7 play sports, then 30 out of 35 play sports. if 4/5 of those who play sports play an instrument, then 24 out of 30 play an instrument. Which means 24 play an instrument and a sport.


User Daniel Trimble
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