Question
PSLE
The ratio of the number of blouses to that of coats in a boutique was 3 : 1 at first. After 10 coats were sold, the ratio of the number of blouses to that of coats became 5 : 1. What was the total number of blouses and coats in the boutique at first?
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PSLE
The ratio of the number of blouses to that of coats in a boutique was 3 : 1 at first. After 10 coats were sold, the ratio of the number of blouses to that of coats became 5 : 1. What was the total number of blouses and coats in the boutique at first?