A class prefect goes to meet the principal every week.
His class has 30 people apart from him. If he has to take
groups of 3 every time he goes to the principal, in how
many weeks will he be able to go to the principal without
repeating the group of same 3 which accompanies him?

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if youre a mathtele why post this question, but the answer is 1

u mean answer is 1

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