Question
PSLE
The ratio of the number of vanilla cupcakes to chocolate cupcakes is 3 : 7. The ratio of the number of butter cream cupcakes to the total number of vanilla cupcakes and chocolate cupcakes is 3 : 1. What fraction of the cupcakes are vanilla cupcakes?
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PSLE
The ratio of the number of vanilla cupcakes to chocolate cupcakes is 3 : 7. The ratio of the number of butter cream cupcakes to the total number of vanilla cupcakes and chocolate cupcakes is 3 : 1. What fraction of the cupcakes are vanilla cupcakes?