Question
The total mass of 4 tarts and 2 cupcakes is 570 g. Each tart has a mass twice as much as a cupcake. Find the mass of a cupcake.
4 m

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The total mass of 4 tarts and 2 cupcakes is 570 g. Each tart has a mass twice as much as a cupcake. Find the mass of a cupcake.