Marta's mother is 5 times as old as Marta. Marta's mother is 25. How old is Marta?
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In a few years, Marta's mother will be 3 times as old as Marta. How old will Marta be then?
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How old will Marta's mother be?
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1. Marta is 5.
2. Marta will be 9.
3. Marta's mother will be 27.