Question
Gwen, Fanny and Gillian collected some balls. Gwen had thrice as many balls as Fanny, and Fanny had 13 more balls than Gillian. If they had a total of 132 balls, how many less balls did Fanny have than Gwen?
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Gwen, Fanny and Gillian collected some balls. Gwen had thrice as many balls as Fanny, and Fanny had 13 more balls than Gillian. If they had a total of 132 balls, how many less balls did Fanny have than Gwen?