Question
At a mart, there were 13 as many pears as starfruits. After 4 pears and 20 starfruits were sold, the number of pears became the same as the number of starfruits. How many fruits were at the mart in the end?
4 m

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At a mart, there were 13 as many pears as starfruits. After 4 pears and 20 starfruits were sold, the number of pears became the same as the number of starfruits. How many fruits were at the mart in the end?