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, 2017

Algebra Difficulty 1.0 Junior Find the answer United Kingdom

Last year, at the school where Gill teaches Mathematics, 315 out of the 600 pupils were girls. This year, the number of pupils in the school has increased to 640. The proportion of girls is the same as it was last year. How many girls are there at the school this year?

(A) $339$ (B) $338$ (C) $337$ (D) $336$ (E) $335$

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