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the ratio of boys to girls students is 4 : 5. The ratio of boys who chose Russian to boys who chose Arabic at GCSE is 3 : 5.
Write the fraction of students who are boys that chose Russian at GCSE out of all students in Year 11.
4/9 of the students are boys. 3/8 of the boys chose Russian. 4/9 x 3/8 = 1/6
Reply 2
Original post by R710
the ratio of boys to girls students is 4 : 5. The ratio of boys who chose Russian to boys who chose Arabic at GCSE is 3 : 5.
Write the fraction of students who are boys that chose Russian at GCSE out of all students in Year 11.


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