Question
The total mass of 6 cupcakes and 9 muffins is 345 g. Each cupcake has a mass ten times as much as a muffin. Find the mass of a muffin.
4 m

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The total mass of 6 cupcakes and 9 muffins is 345 g. Each cupcake has a mass ten times as much as a muffin. Find the mass of a muffin.