Question
At a supermarket, 40% of the fish were sardines and the rest were mackerels. 10% of the mackerels were sold. What was the ratio of the number of sardines to the number of mackerels in the end?
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At a supermarket, 40% of the fish were sardines and the rest were mackerels. 10% of the mackerels were sold. What was the ratio of the number of sardines to the number of mackerels in the end?