Home
Class 9
MATHS
If p lt q lt 2p, the median and mean of ...

If `p lt q lt 2p`, the median and mean of p, q and 2p are 36 and 31 respectively, then find the mean of p and q.

A

21.5

B

23

C

27.5

D

24

Text Solution

Verified by Experts

The correct Answer is:
`C`
Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    PEARSON IIT JEE FOUNDATION|Exercise LEVEL-3|19 Videos
  • STATISTICS

    PEARSON IIT JEE FOUNDATION|Exercise LEVEL-1|30 Videos
  • SIMPLE INTEREST AND COMPOUND INTEREST

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION|1 Videos
  • TRIGONOMETRY

    PEARSON IIT JEE FOUNDATION|Exercise Level 3|15 Videos

Similar Questions

Explore conceptually related problems

If 'P x Q' means 'P is the daughter of Q' 'P + Q' means 'P is the father of Q', ' P - Q, means 'P is the mother of Q' and 'P*Q' means 'P is the brother of Q', then in the expression A-B+C-ExF,how is A related to F?

If 'P+Q' means P is father of Q', and PdivQ' means 'P is mother of Q', then what is the meaning of the expression 'A+BdivC' ?

If P means '÷ ' R means xx , Q means + and S means - then 48 P 8 Q 6 R 9 S 31=?

P @ Q means P is greater than Q. P underline"@" Q means P is either greater than or equal to Q. P = Q means P is equal to Q. P © Q means P is smaller than Q. P underline"©" Q means P is either smaller than or equal to Q. Statements: A "@" B, B underline" ©" C, C underline" ©" D Conclusions: I. A @ D II. C = D

P @ Q means P is greater than Q. P underline"@" Q means P is either greater than or equal to Q. P = Q means P is equal to Q. P © Q means P is smaller than Q. P underline"©" Q means P is either smaller than or equal to Q. Statements: L underline"©" K, M © N, K = M Conclusions: I. N @ L II. K underline"©" N

P @ Q means P is greater than Q. P underline"@" Q means P is either greater than or equal to Q. P = Q means P is equal to Q. P © Q means P is smaller than Q. P underline"©" Q means P is either smaller than or equal to Q. Statements: I underline"©" J, K = J underline"©" L, H underline"@" J Conclusions: I. J = L II. I underline"@" H

PEARSON IIT JEE FOUNDATION-STATISTICS-LEVEL-2
  1. If the ratio of mean and median of a certain data is 2:3, then find...

    Text Solution

    |

  2. If the mean of the following distribution is 13, then p = {:(x(i) :...

    Text Solution

    |

  3. If the ratio of mode and median of a certain data is 6:5, then find...

    Text Solution

    |

  4. If the arithmetic mean of the following distribution is 8.2, then a = ...

    Text Solution

    |

  5. The median of the series 8,12,15,7,x,19,22 lies in the interval

    Text Solution

    |

  6. The mode of the following distribution is {("Class interval",f),(" ...

    Text Solution

    |

  7. The mean of the following data is {("Class interval",f),(" "10-15,5)...

    Text Solution

    |

  8. The median of the following frequency distribution is {:("Class inte...

    Text Solution

    |

  9. Find the quartile deviation of the following discrete series. {:(x,7...

    Text Solution

    |

  10. Find the number of students who scored less than or equal to 50% if ma...

    Text Solution

    |

  11. Find the number of students who scored greater than or equal to 90% of...

    Text Solution

    |

  12. In a class of 15 students, on an average, each student got 12 books. I...

    Text Solution

    |

  13. Find the quartile deviation of the following discrete series. {:(x,...

    Text Solution

    |

  14. {:("Weight(in kg)","Number of students"),(" "20," "8),("...

    Text Solution

    |

  15. Find the mean deviation (approximately) about the mean for the followi...

    Text Solution

    |

  16. If the average mark of 15 students is 60 and the average mark of anoth...

    Text Solution

    |

  17. In a class of 25 boys and 20 girls, the mean weight of the boys is 40 ...

    Text Solution

    |

  18. If p lt q lt 2p, the median and mean of p, q and 2p are 36 and 31 resp...

    Text Solution

    |

  19. If x lt y lt 2x, the median and the mean of x, y and 2x are 27 and 33 ...

    Text Solution

    |

  20. The mean of a set of 12 observations is 10 and another set of 8 observ...

    Text Solution

    |