Question
Winnie had thrice as many cards as stamps at first. She removed 7 cards and 3 stamps each time. In the end, there were 15 cards and 1 stamp left. How many cards and stamps did Winnie have at first?
4 m

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Winnie had thrice as many cards as stamps at first. She removed 7 cards and 3 stamps each time. In the end, there were 15 cards and 1 stamp left. How many cards and stamps did Winnie have at first?