Home
Class 8
MATHS
Both x and y are in direct proportion, t...

Both x and y are in direct proportion, then `1/x` and `1/y` are

A

in indirect proportion

B

in inverse proportion.

C

neither in direct nor in inverse proportion.

D

sometimes in direct and sometimes in inverse proportion.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • DIRECT AND INVERSE PROPORTIONS

    NCERT EXEMPLAR|Exercise THINK AND DISCUSS|2 Videos

  • DIRECT AND INVERSE PROPORTIONS

    NCERT EXEMPLAR|Exercise THINK AND DISCUSS|2 Videos

  • DATA HANDLING

    NCERT EXEMPLAR|Exercise EXERCISE|73 Videos

  • EXPONENTS AND POWERS

    NCERT EXEMPLAR|Exercise EXERCISE|195 Videos

Similar Questions

Explore conceptually related problems

If x and y are in direct proportion, then (x – 1) and (y – 1) are also in direct proportion

If x and y are in inverse proportion, then (x + 1) and (y + 1) are also in inverse proportion

When two quantities x and y are in inverse proportion, then x/y is a constant.

When x and y are in indirect proportion and if y doubles then x becomes_______

From the following table, determine if x and y are in direct proportion or not.

From the following table, determine if x and y are in direct proportion or not.

From the following table, determine if x and y are in direct proportion or not.

Consider the following statements : 1. If x is directly proportional to z and y is directly proportional to z, then (x^(2) - y^(2)) is directly proportional to z^2 . 2. If x is inversely proportional to z and y is inversely proportional to z, then (xy) is inversely proportional to z^2 . Which of the above statements is/are correct?

NCERT EXEMPLAR-DIRECT AND INVERSE PROPORTIONS -EXERCISES
  1. Which quantities in the previous question vary inversely with each oth...

    Text Solution

    |

  2. Which of the following vary inversely with each other?

    Text Solution

    |

  3. Both x and y are in direct proportion, then 1/x and 1/y are

    Text Solution

    |

  4. Meenakshee cycles to her school at an average speed of 12 km/h and tak...

    Text Solution

    |

  5. 100 persons had food provision for 24 days. If 20 persons left the pla...

    Text Solution

    |

  6. If two quantities x and y vary directly with each other, then

    Text Solution

    |

  7. If two quantities p and q vary inversely with each other, then

    Text Solution

    |

  8. If the distance travelled by a rickshaw in one hour is 10 km, then the...

    Text Solution

    |

  9. Both x and y vary directly with each other and when x is 10, y is 14, ...

    Text Solution

    |

  10. If x = 5y, then x and y vary with each other

    Text Solution

    |

  11. If xy = 10, then x and y vary with each other.

    Text Solution

    |

  12. When two quantities x and y are in proportion or vary they are writte...

    Text Solution

    |

  13. When two quantities x and y are in proportion or vary they are writte...

    Text Solution

    |

  14. Both x and y are said to vary with each other if for some positive nu...

    Text Solution

    |

  15. x and y are said to vary directly with each other if for some positive...

    Text Solution

    |

  16. Fill in the blanks in each of the following so as to make the state...

    Text Solution

    |

  17. Fill in the blanks in each of the following so as to make the state...

    Text Solution

    |

  18. If 12 pumps can empty a reservoir in 20 hours, then time required by 4...

    Text Solution

    |

  19. If x varies inversely as y, then

    Text Solution

    |

  20. When the speed remains constant, the distance travelled is proportiona...

    Text Solution

    |