You have 4218 no of balls. put 1 balls at top layer 3 at 2nd top layer then 6 and then 10 … Continue in this way. How many layers are possible.?

Ques:- You have 4218 no of balls. put 1 balls at top layer 3 at 2nd top layer then 6 and then 10 … Continue in this way. How many layers are possible.?

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