Question
Sarah has enough flour to bake either 27z tarts or 15 cupcakes. If she has finished baking 4z tarts and 5 cupcakes, how many more tarts can she still bake in terms of z?
2 m

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Sarah has enough flour to bake either 27z tarts or 15 cupcakes. If she has finished baking 4z tarts and 5 cupcakes, how many more tarts can she still bake in terms of z?