Home
Class 8
MATHS
Work out the following multiplication. ...

Work out the following multiplication.
`{:(" 12345679"),(" "xx" 9"),(ulbar(" ")):}`
Use the result to answer the following questions.
(a) What will be 12345679 `xx` 45?
(b) What will be 12345679 `xx` 63?
(c) By what number should 12345679 be multiplied to get 888888888?
(d) By what number should 12345679 be multiplied to get 999999999?

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • PLAYING WITH NUMBERS

    NCERT EXEMPLAR|Exercise Application, Games and Puzzles |1 Videos

  • PLAYING WITH NUMBERS

    NCERT EXEMPLAR|Exercise Think and Discuss |1 Videos

  • PLAYING WITH NUMBERS

    NCERT EXEMPLAR|Exercise Exercise (true (T) or false (F)) |11 Videos

  • MENSURATION

    NCERT EXEMPLAR|Exercise THINK AND DISCUSS|2 Videos

  • RATIONAL NUMBERS

    NCERT EXEMPLAR|Exercise Think and Discuss |1 Videos
NCERT EXEMPLAR-PLAYING WITH NUMBERS -Exercise
  1. Find the value of the letters in the following questions. {:(" C ...

    Text Solution

    |

  2. Find the value of the letters in the following question. {:(" B A...

    Text Solution

    |

  3. Find the value of the letters in the following questions. {:(" A 0...

    Text Solution

    |

  4. Find the value of the letters in the following questions. {:(" A A...

    Text Solution

    |

  5. Find the value of the letters in the following questions. {:(" A B...

    Text Solution

    |

  6. If 2A7div A=33,then find the value of A.

    Text Solution

    |

  7. 212 x 5 is a multiple of 3 and 11. Find the value of x.

    Text Solution

    |

  8. Find the value of k where 31k 2 is divisible by 6.

    Text Solution

    |

  9. 1y3y6 is divisible by 11. Find the value of y.

    Text Solution

    |

  10. 756 x is a multiple of 11, find the value of x.

    Text Solution

    |

  11. A three-digit number 2 a 3 is added to the number 326 to give a three-...

    Text Solution

    |

  12. Let E = 3, B = 7 and A = 4. Find the other digits in the sum {:(" B...

    Text Solution

    |

  13. Let D = 3, L = 7 and A = 8. Find the other digits in the sum {:("M A...

    Text Solution

    |

  14. If from a two-digit number, we subtract the number formed by reversing...

    Text Solution

    |

  15. Work out the following multiplication. {:(" 12345679"),(" "xx" ...

    Text Solution

    |

  16. Find the value of the letters of the following: {:(" PQ"),(xx" 6"),...

    Text Solution

    |

  17. Find the value of the letters of the following: {:(" 2 L M"),(+"L M ...

    Text Solution

    |

  18. If 148101B095 is divisible by 33, find the value of B.

    Text Solution

    |

  19. If 123123A4 is divisible by 11, find the value of A.

    Text Solution

    |

  20. If 56x32y is divisible by 18, find the least value of y

    Text Solution

    |