Question
Peter is 10 kg heavier than Nick and 5 kg heavier than Fabian. The average mass of the 3 men is 55 kg. Find the average mass of Nick and Fabian.
2 m

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Peter is 10 kg heavier than Nick and 5 kg heavier than Fabian. The average mass of the 3 men is 55 kg. Find the average mass of Nick and Fabian.