Question
PSLE
At first, Lucy had 85 buttons and some coins. After she gave away 54 buttons and 60% of the coins, she had a total of 51 buttons and coins. How many coins did Lucy have at first?
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PSLE
At first, Lucy had 85 buttons and some coins. After she gave away 54 buttons and 60% of the coins, she had a total of 51 buttons and coins. How many coins did Lucy have at first?