Question
There were 2 similar big boxes of the same mass. There were another 6 similar small boxes of the same mass. The total mass of the big and small boxes was 180 kg. The mass of a big box was twice the mass of a small box. Find the total mass of a big box and a small box.
4 m

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There were 2 similar big boxes of the same mass. There were another 6 similar small boxes of the same mass. The total mass of the big and small boxes was 180 kg. The mass of a big box was twice the mass of a small box. Find the total mass of a big box and a small box.