Question
Dana has 3 times as many buttons as Olivia. Olivia has 27 as many buttons as Shannon. If the three of them have a total of 60 buttons, how many buttons does Shannon have?
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Dana has 3 times as many buttons as Olivia. Olivia has 27 as many buttons as Shannon. If the three of them have a total of 60 buttons, how many buttons does Shannon have?