Question
PSLE
At first, Sabrina had 91 coins and some cards. After she gave away 69 coins and 40% of the cards, she had a total of 31 coins and cards. How many cards did Sabrina give away?
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PSLE
At first, Sabrina had 91 coins and some cards. After she gave away 69 coins and 40% of the cards, she had a total of 31 coins and cards. How many cards did Sabrina give away?