Question
The total mass of 2 croissants and 8 shortbreads is 480 g. Each croissant has a mass four times as much as a shortbread. Find the mass of a shortbread.
4 m

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The total mass of 2 croissants and 8 shortbreads is 480 g. Each croissant has a mass four times as much as a shortbread. Find the mass of a shortbread.