Question
A fruit stall had 2 times as many persimmons as dragonfruits. After 15 persimmons were sold, the number of dragonfruits became thrice the number of the remaining persimmons. How many dragonfruits were there at the fruit stall?
4 m

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A fruit stall had 2 times as many persimmons as dragonfruits. After 15 persimmons were sold, the number of dragonfruits became thrice the number of the remaining persimmons. How many dragonfruits were there at the fruit stall?