Question
When 56 of a mug is filled with coffee, it weighs 990 g. When the mug is half-filled with coffee, it weighs 830 g. Find the mass of the empty mug.
4 m

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When 56 of a mug is filled with coffee, it weighs 990 g. When the mug is half-filled with coffee, it weighs 830 g. Find the mass of the empty mug.