Question
Simon is 14 kg heavier than Pierre and 10 kg heavier than Ben. The average mass of the 3 men is 71 kg. Find the average mass of Pierre and Ben.
2 m

Click button first when a symbol is required. X

Simon is 14 kg heavier than Pierre and 10 kg heavier than Ben. The average mass of the 3 men is 71 kg. Find the average mass of Pierre and Ben.