Question
After an examination, Oliver and his friends calculated their average score. They figured that if Oliver could get 22 marks more, they would have an average of 93. However, if Oliver's results were 8 marks less, their average would become 88. How many friends did Oliver have?
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After an examination, Oliver and his friends calculated their average score. They figured that if Oliver could get 22 marks more, they would have an average of 93. However, if Oliver's results were 8 marks less, their average would become 88. How many friends did Oliver have?