Home
Class 14
MATHS
The ratio of third proportional to 21 an...

The ratio of third proportional to 21 and 42 and mean proportinal to 16 and 49 is

A

0.12569444444444

B

0.085416666666667

C

0.16875

D

0.04375

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PROFIT , LOSS AND DISCOUNT

    QUANTUM CAT|Exercise QUESTION BANK|205 Videos
  • SEQUENCE, SERIES & PROGRESSIONS

    QUANTUM CAT|Exercise QUESTION BANK|243 Videos

Similar Questions

Explore conceptually related problems

The third proportional to 9 and 12 is

The third proportion to 18 and 24 are

What is the third proportional to 16 and 24 ?

What is the third proportional to 9 and 45 ?

Find the mean proportional of 16 and 4.

Find the third proportional to 8 and 12

Find the third proportional to 10 and 25 .

The ratio between the third proportional of 12 and 30 and mean proportional of 9 and 25 is 2:1 b.5:1c.7:15d.9:14

Find the third proportional to 24 and 60

QUANTUM CAT-RATIO, PROPORTION & VARIATION-QUESTION BANK
  1. A and B are two alloys of copper and tin prepared by mixing the respec...

    Text Solution

    |

  2. A hotel incures two types of expenses, one which is fixed and others d...

    Text Solution

    |

  3. The ratio of third proportional to 21 and 42 and mean proportinal to 1...

    Text Solution

    |

  4. The period of the pendulum is directly proportional to the square root...

    Text Solution

    |

  5. For any two numbers (m+n) : (m-n) : mn = 7 : 1: 60, then find the valu...

    Text Solution

    |

  6. Rs. 960 were distributed among A,B,C and D in such a way that C and D ...

    Text Solution

    |

  7. Find the value of (p^2+q^2)/(r^2+s^2), if p:q:: r:s.

    Text Solution

    |

  8. Find the value of (p^2+q^2)/(r^2+s^2), if p:q:: r:s.

    Text Solution

    |

  9. The speeds of rickshaw, car and scooter are in the ratio of 3:5:6. Wha...

    Text Solution

    |

  10. Divide Rs. 6940 in such a way that a ges 2/3 rd of what B gets and B g...

    Text Solution

    |

  11. The ratio of age of A and B is x:y. If A's age is increased by 3 years...

    Text Solution

    |

  12. a : b=4 : 9 if 4 is added to both of the numbers then the new ratio be...

    Text Solution

    |

  13. The ratio of ages of Rahul and Deepesh is 3:5, 10 years later this rat...

    Text Solution

    |

  14. A fraction becomes 4 when 1 is added to both the numerator and denomin...

    Text Solution

    |

  15. Five numbers a,b,c,d and e are in the ratio of 2:3:5:8:9 and their sum...

    Text Solution

    |

  16. 6 pumps of kirlosker can fill a tank in 7 days and 2 similar pumps of ...

    Text Solution

    |

  17. 16 persons can reap 1/5th field in 6 days. How many persons (with same...

    Text Solution

    |

  18. The LCM of two numbers is 210 and their ratio is 2:3. The sum of these...

    Text Solution

    |

  19. What number must be subtracted from each of the numbers 53, 21, 41, 17...

    Text Solution

    |

  20. The angles of a triangle are in the ratio of 2:3:4. Find the

    Text Solution

    |