Home
Class 12
MATHS
The mean of five numbers is 12 and four ...

The mean of five numbers is 12 and four of four of those are 8, 11, 13 and 17. Find the fifth number.

Text Solution

Verified by Experts

The correct Answer is:
Therefore, the fifth number is 11.
Promotional Banner

Topper's Solved these Questions

  • Measures of Central Tendency

    CHHAYA PUBLICATION|Exercise Exercise 2 A Very short answer type question|23 Videos
  • Measures of Central Tendency

    CHHAYA PUBLICATION|Exercise Exercise 2 B Very short answer type question|16 Videos
  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 9|66 Videos
  • MEASURES OF DISPERSION

    CHHAYA PUBLICATION|Exercise Sample question for competitive exams (D. Assertion-Reason Type)|2 Videos

Similar Questions

Explore conceptually related problems

If the 1st and 2nd of the five numbers in continued proportion are 2 and 6 respectively, the find the fifth number.

There are four unknown numbers. The mean of the first two numbers is 4 and the mean of the first three is 9. The mean of all four number is 15, if one of the four number is 2 find the other numbers.

There are four balls of different colours and four boxes of colours same as those of the balls. Find the number of way in which the balls ,one in each box,of its own colour.

The arithmetic mean of two numbers is 10 and their geometric mean is 8. find the numbers.

Four different integers form an increasing A.P. One of these numbers is equal to the sum of the squares of the other three numbers. Then The common difference of the four numbers is -

Four different integers form an increasing A.P. One of these numbers is equal to the sum of the squares of the other three numbers. Then The sum of all the four numbers is -

The arithmetic mean and standard deviation of 7 observations are respectively 8 and 16. If five of the observations are 2, 4, 10, 12 and 14 then find the values of the remaining two.

The mean and variance of the six values of a variate are 8 and 8(2)/(3) . If the four values of the variate be 4,9,11 and 12, find the other two values of the variate.

The mean of 100 numbers is 55. IF the mean of the 40 numbers is 61, find the mean of the remaining 60 numbers.

CHHAYA PUBLICATION-Measures of Central Tendency -Exercise 2 C Very short answer type question
  1. The mean of five numbers is 12 and four of four of those are 8, 11, 13...

    Text Solution

    |

  2. Find the mode of the following numbers : 5,3,2,7,5,3,8,5

    Text Solution

    |

  3. Find the mode of the following numbers : 4,3,2,5,4,5,3,7,3,2,6

    Text Solution

    |

  4. Find the mode of the following numbers : 7,4,10,15,7,3,5,2,9,12

    Text Solution

    |

  5. If the mode and median of a frequency distribution are 31 and 37 respe...

    Text Solution

    |

  6. If the mean and median of a frequency distribution are 35 and 33 respe...

    Text Solution

    |

  7. If the mode and A.M. are Rs. 12.30 and Rs. 18.48 respectively find the...

    Text Solution

    |

  8. IF y=2x-11 , the medin and the mode of x are 30 and 28 respectively, f...

    Text Solution

    |

  9. If 2y-6x=6 and the mode of x is 21, find the mode of y.

    Text Solution

    |

  10. The values of two variables x and y re : find the mean and median...

    Text Solution

    |

  11. The dialy wages of 30 orkers are given below : Form the folowing ...

    Text Solution

    |

  12. The frequency distribution of the daily rainfall of a town in the last...

    Text Solution

    |

  13. Find the mode for the following frequency distribution

    Text Solution

    |

  14. Find mode for the following distribution.

    Text Solution

    |

  15. Find the mode for the following frequency distribution

    Text Solution

    |

  16. Marks obtained by 25 students given below : Find (i) arithmetic m...

    Text Solution

    |

  17. Daily wages of a group of workers given below : Find (i) A.M., (i...

    Text Solution

    |

  18. Find the A.M. A.M and median of the following frequency distribution a...

    Text Solution

    |

  19. From the following data find (i) mean (ii) median (iii) mode.

    Text Solution

    |