Question
At a supermarket, the ratio of mangosteens to guavas was 7 : 12. After Risa bought two-fifths of the guavas, there was a total of 142 mangosteens and guavas left at the supermarket. How many fruits were there at first?
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At a supermarket, the ratio of mangosteens to guavas was 7 : 12. After Risa bought two-fifths of the guavas, there was a total of 142 mangosteens and guavas left at the supermarket. How many fruits were there at first?