Home
Class 14
MATHS
The number of digits in the product of 5...

The number of digits in the product of `5^(72) xx 8^(27)` is :

A

77

B

75

C

99

D

none of (a), (b), (c)

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    QUANTUM CAT|Exercise QUESTION BANK|449 Videos
  • PERCENTAGES

    QUANTUM CAT|Exercise QUESTION BANK|271 Videos

Similar Questions

Explore conceptually related problems

Total number of digits in the product of (4)^(1111) xx (5)^(2222) is :

Find the unit digit in the product 268 xx 732.

Find the unit digit in the product 268 xx 732 .

Find the unit digit in the product (4387)^245 xx (621)^72

Find the unit digit in the product (4387)^245 xx (621)^72

The number of digits in (48^(4)xx5^(12)) is

Find the product: (-7)/(8)xx(3)/(5)

The unit digit in the product (2467)^153xx(341)^72 is गुणनफल (2467)^153xx(341)^72 में इकाई अंक क्या है?

Find the unit's digit in the product (2467)^(153)xx(8765)^(72) .

QUANTUM CAT-NUMBER SYSTEM-QUESTION BANK
  1. The only library of a business school has total 91 books that are shar...

    Text Solution

    |

  2. After two successive rises, the salary of Eckhrat Tolle, working in a ...

    Text Solution

    |

  3. The number of digits in the product of 5^(72) xx 8^(27) is :

    Text Solution

    |

  4. A student of 5^(th) standard started writing down the counting number ...

    Text Solution

    |

  5. A stairway of 20 ft height is such that each step account for half a f...

    Text Solution

    |

  6. Paltry and Sundry, the two bird hunters went to woods. Paltry fires 5 ...

    Text Solution

    |

  7. A cigarette pack is 5/6 th full of its capacity, then 5 cigarettes wer...

    Text Solution

    |

  8. Around a square table chairs are arranged in a sequence starting from ...

    Text Solution

    |

  9. The value of y for which the expression p = 1/((|y - 1| -3)) becomes u...

    Text Solution

    |

  10. What is the sum of the following series ? 1/(1 xx 2) + 1/(2 xx 3) + ...

    Text Solution

    |

  11. If Ruperts has 4 more coins than Laxmi has 1 more coin than Bill and B...

    Text Solution

    |

  12. If f(x) = 7/(x^7) + 5/(x^5) + 3/(x^3) + 1 + 3x^3 + 5x^5 + 7x^7. Now, i...

    Text Solution

    |

  13. The last digit of the expression 4 + 9^2 + 4^3 + 9^4 + 4^5 + 9^6 + …...

    Text Solution

    |

  14. The last digit of the expression 4 + 9^2 + 4^3 + 9^4 + 4^5 + 9^6 + …...

    Text Solution

    |

  15. p,q,r are the decimal numbers (e.g. 5.8) and [x] means the greatest in...

    Text Solution

    |

  16. If p,q,r be integers such that p^2 = q^2.r then :

    Text Solution

    |

  17. The sum of n positive integers k1, k2, k3,……..,kn is an even number, t...

    Text Solution

    |

  18. If 1 + 2 + 3 + …+ k = N^2 and N is less than 100 then the value of k c...

    Text Solution

    |

  19. If a and b be two co-prime numbers, then (a+b) and (a-b):

    Text Solution

    |

  20. The G.M. of two positive numbers is 35 and the A.M. of the same number...

    Text Solution

    |