number of zeros

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sachin85's picture
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100! In base 10 when written in base 14 will end with 16 zeros.
200! In base 10 when written in base 34 will end with ________ zeroes.
a. 49
b. 32
c. 11
d. 2

dip.smart's picture
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100! In base 10 when written

100! In base 10 when written in base 14 will end with 16 zeros.
200! In base 10 when written in base 34 will end with ________ zeroes.
a. 49
b. 32
c. 11
d. 2

Soln. As 34=2 x 17
       No. of zeros at d end:
       [200/17]=11
So option (c) is correct....

Giv ur best to d world.
Nd d best will cm back to u....

Regards,
Dipanjan......

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