Question
The average number of girls in 5A, 5B and 5C is 17. This is 3 more than the average number of boys in the 3 rooms. 27  of the total number of boys are in 5C. 52 of the number of boys in 5B is the same as 57 of the total number of boys in the 3 rooms. What fraction of the total number of girls in the 3 rooms is in 5A if there are 38 children in 5A?
5 m

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The average number of girls in 5A, 5B and 5C is 17. This is 3 more than the average number of boys in the 3 rooms. 27  of the total number of boys are in 5C. 52 of the number of boys in 5B is the same as 57 of the total number of boys in the 3 rooms. What fraction of the total number of girls in the 3 rooms is in 5A if there are 38 children in 5A?