Question
The mass of a box and one packet of onions is 1040 g. The mass of the same box and 4 similar packets of onions is 2600 g. What is the mass of a packet of onions?
4 m

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The mass of a box and one packet of onions is 1040 g. The mass of the same box and 4 similar packets of onions is 2600 g. What is the mass of a packet of onions?