Question
After an examination, Gabriel and his friends calculated their average score. They figured that if Gabriel could get 13 marks more, they would have an average of 91. However, if Gabriel's results were 5 marks less, their average would become 88. How many friends did Gabriel have?
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After an examination, Gabriel and his friends calculated their average score. They figured that if Gabriel could get 13 marks more, they would have an average of 91. However, if Gabriel's results were 5 marks less, their average would become 88. How many friends did Gabriel have?