In a class, 40% of the students are girls among whom 25% are rich. Among the boys, those who are rich are 150% of the number of rich girls. There are 160 tribal students in the class in the ratio of 3:5 between girls and boy 50% of the rich girls and 60% of the rich boys are tribal students. The number of tribal students constitutes 40% of the student strength in the class. What is the ratio of the non-tribal rich girls to non-tribal rich boys?
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by solving we get 20:24 which is 5:6
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