Home
Class 7
MATHS
Multiply: 3/4\ by 5/7 (ii) 3/7 by ((-4...

Multiply: `3/4\ ` by `5/7` (ii) `3/7` by `((-4)/5)`

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

Multiply: 7/(11)\ b y3/5 (ii) 3/5\ b y\ 25

Multiply: ((-5)/9) by 4 (ii) ((-36)/7) by (-(28)/9)

Multiply : 7/5xx1/4

Multiply: 2 1/3\ b y2/5 (ii) 5 3/4\ b y\ 2 3/7

Multiply: (7)/(11)by(5)/(4) (ii) (5)/(7)by(-3)/(4)

Multiply: (-2)/(9)by(5)/(11) (ii) (-3)/(17)by(-5)/(-4)

Multiply 3sqrt(7) by 5sqrt(7)

Multiply: (7xy+5y) by 3xy

Multiply: -(3)/(5)by-(4)/(7)(ii)-(15)/(11)by7

Multiply: (5x+3)by(7x+2) (ii) (2x+8)by(x-3)

RD SHARMA-OPERATIONS ON RATIONAL NUMBERS-All Questions
  1. Fill in the blanks: (-4)/(13)-(-3)/(26)= (ii) (-9)/(14)+=-1

    Text Solution

    |

  2. Fill in the blanks: (-7)/9+=3 (ii) +(15)/(23)=4

    Text Solution

    |

  3. Multiply: 3/4\ by 5/7 (ii) 3/7 by ((-4)/5)

    Text Solution

    |

  4. Multiply: ((-5)/9) by 4 (ii) ((-36)/7) by (-(28)/9)

    Text Solution

    |

  5. Simplify: (-8)/7xx(14)/5 (ii) (13)/6xx(-18)/(91)

    Text Solution

    |

  6. Simplify: (-5)/9xx(72)/(-125) (ii) (-22)/9xx(-51)/(-88)

    Text Solution

    |

  7. Simplify: ((-16)/5xx(20)/8)-((15)/5xx(-35)/5) ((-3)/2xx4/5)+(9/5xx(...

    Text Solution

    |

  8. Multiply: 7/(11)b y5/4 (ii) 5/7b y(-3)/4

    Text Solution

    |

  9. Multiply: (-2)/9b y5/(11) (ii) (-3)/(17)b y(-5)/(-4)

    Text Solution

    |

  10. Multiply: (-5)/(17)b y(51)/(-60) (ii) (-6)/(11)b y(-55)/(36)

    Text Solution

    |

  11. Multiply: (-8)/(25) by (-5)/(16) (ii) 6/7 by (-49)/(36)

    Text Solution

    |

  12. Simplify each of the following and express the result as a rational...

    Text Solution

    |

  13. Simplify each of the following and express the result as a rational...

    Text Solution

    |

  14. Simplify: (-5xx2/(15))-(-6xx2/9) (ii) ((-9)/4xx5/3)+((13)/2xx5/6)

    Text Solution

    |

  15. Simplify: ((13)/9xx(-15)/2)+(7/3xx8/5)+(3/5xx1/2) (3/(11)xx5/6)-(9/...

    Text Solution

    |

  16. Write the reciprocal of each of the following rational numbers: 7 ...

    Text Solution

    |

  17. Write the reciprocal of each of the following rational numbers: 2/5...

    Text Solution

    |

  18. Find the reciprocal of: (-3)/8xx(-7)/(13)

    Text Solution

    |

  19. Divide: 3/5\ b y4/(25) (ii) 8/9\ b y4/3

    Text Solution

    |

  20. Divide: (-16)/(21)\ b y4/3 (ii) (-8)/(13)\ b y3/(-26)

    Text Solution

    |