Question
Olivia had $26.80 in coins. She had twice as many 10-cent as 20-cent coins and 10 more $1 coins than 20-cent coins. How many coins does she have in total?
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Olivia had $26.80 in coins. She had twice as many 10-cent as 20-cent coins and 10 more $1 coins than 20-cent coins. How many coins does she have in total?