Question
The total mass of 4 scones and 2 croissants is 540 g. Each scone has a mass seven times as much as a croissant. Find the mass of a croissant.
4 m

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The total mass of 4 scones and 2 croissants is 540 g. Each scone has a mass seven times as much as a croissant. Find the mass of a croissant.