Question
A fruit stall had 3 times as many passion fruits as starfruits. After 10 passion fruits were sold, the number of starfruits became twice the number of the remaining passion fruits. How many starfruits were there at the fruit stall?
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A fruit stall had 3 times as many passion fruits as starfruits. After 10 passion fruits were sold, the number of starfruits became twice the number of the remaining passion fruits. How many starfruits were there at the fruit stall?