MBA Exam

Find the number of zeros at the end of : 15!+16!+17!+18!

1) 3
2) 4
3) 5
4) 6

Read Solution (Total 1)

Number of zero at the end of 15! will be 3
Number of zero at the end of 16! will be 3
Number of zero at the end of 17! will be 3
Number of zero at the end of 18! will be 3
So, 3 zeros 4 times eventually give 3 in the end
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