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Find the number of zeros st the end of t...

Find the number of zeros st the end of the product of the expression
`2^1xx5^2xx2^3xx5^4xx2^5xx5^6xx2^7xx5^8xx2^9xx5^10`.

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The number of zeros at the end of the product of : 2^3 xx 3^4 xx 4^5 xx 5^6 + 3^5 xx 5^7 xx 7^9 xx 8^10 + 4^5 xx 5^6 xx 6^7 xx 7^8 - 10^2 xx 15^3 xx 20^4 is :

Find the number of zeroes in the product 1^(1)xx2^(2)xx3^(3)xx4^(4)xx5^(5)xx6^(6)xx…xx49^(49)

The unit digit of expression (1 xx 2 xx 3 xx 4 xx 5 xx 6 xx 7 xx 8 xx 9 xx 10)/(100) .

QUANTUM CAT-NUMBER SYSTEM-QUESTION BANK
  1. Find the number of zeros in the product of 10!.

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  2. Find the number of zeros at the end of the product of 2^222xx5^555

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  3. Find the number of zeros st the end of the product of the expression ...

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  4. Find the number of Zeros at the end of the expression - 10 + 100 + ...

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  5. Find the no. of zeros in expression 10 xx 100xx1000xx10000xx...1000000...

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  6. Number of zeros at the end of the following expression (5!)^(5!) + (10...

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  7. Find the largest power of 5 contained in 124! .

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  8. Find the largest power of 2 that can divide 268!.

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  9. Find the largest power of 7 that can exactly divide 777!.

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  10. Find the largest value of n in the 10^(n) which can exactly divide 100...

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  11. Find the number of zeros at the end of 1000!.

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  12. The number of zeros at the end of 100!, is

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  13. Find the highest power of 63 which can exactly divide 6336!.

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  14. Find the highest power of 40 which can exactly divide 4000!.

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  15. Find the highest power of 81 that can divide 1800!.

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  16. Find the unit digit of 123 + 345 + 780 + 65 + 44.

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  17. Find the unit digit of 676xx543xx19.

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  18. Find the unit digit of 135xx361xx970.

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  19. Find the unit digit of the product of all the odd prime numbers.

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  20. Find the last digit of 2^(35).

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