Question
PSLE
The ratio of the number of jackets to that of skirts in a shopping centre was 11 : 7 in the end. After 20 skirts were sold, the ratio of the number of jackets to that of skirts became 3 : 1. What was the total number of jackets and skirts in the shopping centre in the end?
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PSLE
The ratio of the number of jackets to that of skirts in a shopping centre was 11 : 7 in the end. After 20 skirts were sold, the ratio of the number of jackets to that of skirts became 3 : 1. What was the total number of jackets and skirts in the shopping centre in the end?