Home
Class 7
MATHS
By what number should we multiply (-1...

By what number should we multiply `(-15)/(28)` so that the product may be `(-5)/7?`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • MENSURATION-2

    RD SHARMA|Exercise All Questions|83 Videos
  • PERCENTAGE

    RD SHARMA|Exercise All Questions|95 Videos

Similar Questions

Explore conceptually related problems

By what number should we multiply (-8)/(13) so that the product may be 24?

By what number should we multiply (-8)/(13) so that the product may be 24?

By what number should we multiply (-1)/(6) so that the product may be (-23)/(9)?

By what number should we multiply 3/(-14), so that the product may be 5/(12)dot

By what number should we multiply (3)/(-14), so that the product may be (5)/(12) .

By what number should we multiply (2^(-5)) so that the product may be equal to (2^(-1)) ?

By what number should we multiply 3^(3) so that the product may be equal to 3^(7) ?

By What number should we multiply 3^(-9) so that the product is equal to 3?

By what number should we multiply (-29)^(@) so that the product becomes (+29)^(@) .

RD SHARMA-OPERATIONS ON RATIONAL NUMBERS-All Questions
  1. The product of two rational numbers is (-8)/9dot if one of the numb...

    Text Solution

    |

  2. By what number should we multiply (-1)/6 so that the product may be (-...

    Text Solution

    |

  3. By what number should we multiply (-15)/(28) so that the product ma...

    Text Solution

    |

  4. By what number should we multiply (-8)/(13) so that the product may...

    Text Solution

    |

  5. By what number should (-3)/4 be multiplied in order to produce 2/3?

    Text Solution

    |

  6. Find (x+y)-:(x-y), if x=2/3, y=3/2 (ii) x=2/5, y=1/2 x=5/4, y=(-1)/3

    Text Solution

    |

  7. The cost of 7 2/3 metres of rope is Rs 12 3/4dot Find its cost per met...

    Text Solution

    |

  8. The cost of 2 1/3 metres of cloth is Rs. 75 1/4 . Find the cost of clo...

    Text Solution

    |

  9. By what number should (-33)/(16) be divided to get (-11)/4?

    Text Solution

    |

  10. Divide the sum of (-13)/5 and (12)/7 by the product of (-31)/7\ a n d\...

    Text Solution

    |

  11. Divide the sum of (65)/(12)\ a n d8/3 by their difference.

    Text Solution

    |

  12. If 24 trousers of equal size can be prepared in 54 metre of cloth, ...

    Text Solution

    |

  13. Insert 10 rational numbers between (-3)/(11)\ a n d8/(11)dot

    Text Solution

    |

  14. Insert 100 rational numbers between (-3)/(13)\ \ a n d\ 9/(13)

    Text Solution

    |

  15. Find six rational numbers between (-4)/8\ a n d3/8

    Text Solution

    |

  16. Find 10 rational numbers between 7/(13)\ a n d\ (-4)/(13)

    Text Solution

    |

  17. State true or false: Between any two distinct integers there is alw...

    Text Solution

    |

  18. What should be added to (-7)/9\ to get 2? (11)/9\ (b) (-11)/9 (-25...

    Text Solution

    |

  19. What should be subtracted from (-2)/3\ to get 4/5? (22)/(15)\ (...

    Text Solution

    |

  20. Reciprocal of (-3)/4 is (a)3/4 (b) 4/3 (c)(-4)/3 (d) None of these

    Text Solution

    |