Question
Hilda had thrice as many pens as stamps at first. She removed 6 pens and 3 stamps each time. In the end, there were 15 pens and 1 stamp left. How many pens and stamps did Hilda have at first?
4 m

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Hilda had thrice as many pens as stamps at first. She removed 6 pens and 3 stamps each time. In the end, there were 15 pens and 1 stamp left. How many pens and stamps did Hilda have at first?