Question
Mary has 3 times as many buttons as Yoko. Yoko has 23 as many buttons as Fiona. If the three of them have a total of 22 buttons, how many buttons does Fiona have?
2 m

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Mary has 3 times as many buttons as Yoko. Yoko has 23 as many buttons as Fiona. If the three of them have a total of 22 buttons, how many buttons does Fiona have?