Question
A box which contains 10 similar packets of corn starch and 7 similar packets of peppercorns has a mass of 10 kg 920 g. The box alone is 400 g. Each packet of corn starch has a mass of 590 g. Find the mass of each packet of peppercorns in kg.
3 m

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A box which contains 10 similar packets of corn starch and 7 similar packets of peppercorns has a mass of 10 kg 920 g. The box alone is 400 g. Each packet of corn starch has a mass of 590 g. Find the mass of each packet of peppercorns in kg.