GMAT Number Properties: Number of Trailing Zeroes and factorials - Videos

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A 650 level GMAT Number Property Problem Solving Question. The video discusses the basis for the method and walks you through the successive division method to compute the number of trailing zeroes in the value of a factorial.

A must learn concept.

Question
How many trailing zeros will be there after the rightmost non-zero digit in the value of 25! (factorial 25)?
A. 25
B. 8
C. 6
D. 5
E. 2

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