Question
Tina had 31 more chocolate bars than Eva at first. After Eva had eaten 12 of her chocolate bars, Tina had twice as many chocolate bars as Eva. How many chocolate bars did Tina have at first?
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Tina had 31 more chocolate bars than Eva at first. After Eva had eaten 12 of her chocolate bars, Tina had twice as many chocolate bars as Eva. How many chocolate bars did Tina have at first?