Question
A box which contains 6 similar packets of peppercorns and 3 similar packets of oats has a mass of 4 kg 390 g. The box alone is 310 g. Each packet of peppercorns has a mass of 340 g. Find the mass of each packet of oats in kg.
3 m

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A box which contains 6 similar packets of peppercorns and 3 similar packets of oats has a mass of 4 kg 390 g. The box alone is 310 g. Each packet of peppercorns has a mass of 340 g. Find the mass of each packet of oats in kg.