Question
PSLE
The ratio of the number of sweaters to that of vests in a boutique was 7 : 3 at first. After 65 vests were sold, the ratio of the number of sweaters to that of vests became 9 : 2. What was the total number of sweaters and vests in the boutique at first?
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PSLE
The ratio of the number of sweaters to that of vests in a boutique was 7 : 3 at first. After 65 vests were sold, the ratio of the number of sweaters to that of vests became 9 : 2. What was the total number of sweaters and vests in the boutique at first?