Question
A box which contains 9 similar packets of peppercorns and 7 similar packets of red beans has a mass of 10 kg 770 g. The box alone is 320 g. Each packet of peppercorns has a mass of 570 g. Find the mass of each packet of red beans in kg.
3 m

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A box which contains 9 similar packets of peppercorns and 7 similar packets of red beans has a mass of 10 kg 770 g. The box alone is 320 g. Each packet of peppercorns has a mass of 570 g. Find the mass of each packet of red beans in kg.