Home
Class 10
MATHS
The mean of the following numbers is 68....

The mean of the following numbers is 68. Find the value of 'x'.
45, 52, 60, x, 69, 70, 26, 81 and 94.
Hence, estimate the median.

Text Solution

Verified by Experts

The correct Answer is:
115 and 30
Promotional Banner

Topper's Solved these Questions

  • MEASURES OF CENTRAL TENDENCY (MEAN, MEDIAN, QUARTILES AND MODE)

    ICSE|Exercise EXERCISE 24 (D)|8 Videos

  • MATRICES

    ICSE|Exercise Exercise 9D|25 Videos

  • MIXED PRACTICE

    ICSE|Exercise SET B|52 Videos

Similar Questions

Explore conceptually related problems

If the mean of the following data is 26, then find the value of p:

The median of the following data is 525. Find the values of x and y, if the total frequency is 100.

Find the median of the following set of numbers : 10, 75, 3, 81, 18, 27, 4, 48, 12, 47, 9, 15

If the median of the distribution given below is 28.5 , find the values of x and y.

Find the mean of the following numbers : 62,58,84,71,68,70,53,63,56 and 65.

If the median of the following distribution is 28, find the values of x and y.If the total frequency is 50.

If 69.5 is the mean of 72, 70, x, 62, 50, 71, 90, 64, 58 and 82, find the value of x.

Find the median of the following values: 37, 31, 42, 43, 46, 25, 39, 45, 32

Find the standard deviation of the following set of numbers: 25, 50, 45, 30, 70, 42, 36, 48, 34, 50

The mean of the distribution is 50. Find the value of a and hence the frequencies of 30 and 70.

ICSE-MEASURES OF CENTRAL TENDENCY (MEAN, MEDIAN, QUARTILES AND MODE)-EXERCISE 24 (E)
  1. In a malaria epidemic, the number of cases diagnosed were as follows: ...

    Text Solution

    |

  2. In the given figure, XY || QR, PQ/XQ=7/3 and PR = 6.3 cm, find YR

    Text Solution

    |

  3. The marks of 20 students in a test were as follows, 2,6,8,9,10,11,11...

    Text Solution

    |

  4. If PQR is an equilateral triangle and PX ⊥ QR, find the value of PX^2.

    Text Solution

    |

  5. The sides AB and AC and the perimeter P, of ∆ABC are respectively thre...

    Text Solution

    |

  6. The distribution given below, shows the marks obtained by 25 students ...

    Text Solution

    |

  7. The mean of the following distribution is 52 and the frequency of clas...

    Text Solution

    |

  8. In the figure, EF || AC, BC = 10 cm, AB = 13 cm and EC = 2 cm, find AF

    Text Solution

    |

  9. A Mathematics aptitude test of 50 students was recorded as follows: ...

    Text Solution

    |

  10. In the figure ABC and DBC are two right triangles. Prove that AP × PC ...

    Text Solution

    |

  11. Marks obtaind by 40 students in a short assessment is given below, whe...

    Text Solution

    |

  12. Find the mode and the median of the following data 13, 16, 12, 14, 19...

    Text Solution

    |

  13. The median of the following observation 11, 12, 14, (x - 2), (x + 4), ...

    Text Solution

    |

  14. The numbers 6, 8, 10 ,12, 13, and x are arranged in an ascending order...

    Text Solution

    |

  15. (Use a graph paper for this question). The daily pocket expenses of 20...

    Text Solution

    |

  16. In the given figure, QA ⊥ AB and PB ⊥ AB. If AO = 20 cm, BO = 12 cm, P...

    Text Solution

    |

  17. The mean of the following numbers is 68. Find the value of 'x'. 45, ...

    Text Solution

    |

  18. The marks of 10 students of a class in an examination arranged in asce...

    Text Solution

    |

  19. In the given figure, CD || LA and DE || AC. Find the length of CL if B...

    Text Solution

    |

  20. The histogram below represents the scores obtained by 25 students in a...

    Text Solution

    |