Multiple choice general knowledge math & puzzles THE NUMBER OF ZEROS AT THE END OF 12! IS __ . 0 1 2 3 Reveal answer Fill a bubble to check yourself C Correct answer Explanation The number of trailing zeros in n! is determined by the number of factors of 5. In 12!, the multiples of 5 are 5 and 10. Each contributes one factor of 5. Since there are plenty of even numbers to provide factors of 2, there are 2 zeros.