Question
The average number of girls in 2A, 2B and 2C is 16. This is 3 more than the average number of boys in the 3 rooms. 113  of the total number of boys are in 2C. 52 of the number of boys in 2B is the same as 513 of the total number of boys in the 3 rooms. What fraction of the total number of girls in the 3 rooms is in 2A if there are 41 pupils in 2A?
5 m

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The average number of girls in 2A, 2B and 2C is 16. This is 3 more than the average number of boys in the 3 rooms. 113  of the total number of boys are in 2C. 52 of the number of boys in 2B is the same as 513 of the total number of boys in the 3 rooms. What fraction of the total number of girls in the 3 rooms is in 2A if there are 41 pupils in 2A?