Home
Class 14
MATHS
The frequency distribution data is given...

The frequency distribution data is given below. If the average age is 17 years, the value of m is:
`{:("Age in (years)", 8, 20, 26,29),("Number of people", 3,2,m,1):}`

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • AVERAGE

    KIRAN PUBLICATION|Exercise TYPE-IX|15 Videos
  • AVERAGE

    KIRAN PUBLICATION|Exercise TYPE-X|48 Videos
  • AVERAGE

    KIRAN PUBLICATION|Exercise TYPE-VII|22 Videos
  • ARITHMETICAL PROBLEMS

    KIRAN PUBLICATION|Exercise TYPE-X|32 Videos
  • BOAT AND STREAM

    KIRAN PUBLICATION|Exercise TEST YOURSELF |10 Videos

Similar Questions

Explore conceptually related problems

The average age of A, B and C is 26 years. If the average age of A and C is 29 years, what is the age of B in years ?

The average age of P , Q and R is 26 years . If the average age of P and R is 30 years . What is Q's age ?

A life insurance agent found the following data for distribution of ages of 100 policy holders. Calculate the median age, if policies are given only to persons having age 18 years onwards but less than 60 years. {:("Age (in years)","Number of policy holders","Age (in years)","Number of policy holders"),("Below 20"," "2,"Below 45"," "89),("Below 25"," "6,"Below 50"," "92),("Below 30"," "24,"Below 55"," "98),("Below 35"," "45,"Below 60"," "100),("Below 40"," "78,,):}

The age distribution of 40 children is as follows: Consider the following statements in respect of the above frequency distribution: 1. The median of the age distribution is 7 years. 2. 70% of the children are in the age group 6-9 years. 3. The modal age of the children is 8 years. Which of the above statements are correct?

The age distribution of 40 children is as follows: Consider the following statements in respect of the above frequency distribution: 1. The median of the age distribution is 7 years. 2. 70% of the children are in the age group 6-9 years. 3. The modal age of the children is 8 years. Which of the above statements are correct?

Four years ago, the average age of A and B was 18 years. Now the average age of A, B and C is 24 years. After 8 years, the age of C will be

In a colony, the average age of the boys is 14 years and the average age of the girls is 17 years. If the average age of the children in the colony is 15 years, find the ratio of number of boys to that of girls.

KIRAN PUBLICATION-AVERAGE-TYPE-VIII
  1. A man had 7 children. When their average age was 12 years, a child age...

    Text Solution

    |

  2. The average age of a cricket team of 11 players is the same as it was ...

    Text Solution

    |

  3. The frequency distribution data is given below. If the average age is ...

    Text Solution

    |

  4. After replacing an old member by a new member, it was found that the a...

    Text Solution

    |

  5. Three years ago, the average age of a family of 5 members was 17 years...

    Text Solution

    |

  6. The average age of a class of 39 students Is 15 years. If the age of t...

    Text Solution

    |

  7. The average age of Ram and Ra-him is 18 years. The average age of Rahi...

    Text Solution

    |

  8. The average age of P, Q and R is 5 years more than R's age. If the tot...

    Text Solution

    |

  9. The average age of Rustam and Preetam is 39 years. The average age of ...

    Text Solution

    |

  10. The average age of a husband and his wife was 23 years at the time of ...

    Text Solution

    |

  11. The average age of 30 students of a class is 14 years 4 months. After ...

    Text Solution

    |

  12. The average age of 6 members of a family is 25 years. If the youngest ...

    Text Solution

    |

  13. The average age of 3 friends is 23 years. Even if the age of 4th frien...

    Text Solution

    |

  14. The average age of a' family with 5 members is 28 years. If one of the...

    Text Solution

    |

  15. The average age of husband, wife and their child 3 years ago was 27 ye...

    Text Solution

    |

  16. Pushpa is twice as old as Rita was 2 years ago. If difference between ...

    Text Solution

    |

  17. The average age of the boys in a class is 18 years. The average age of...

    Text Solution

    |

  18. The sum of the ages of father and son at present is 33 years. Two year...

    Text Solution

    |

  19. A man retired from his service at the age of 60. He served for 3/5 th ...

    Text Solution

    |

  20. The average age of four members of a family is 32 years. If the age of...

    Text Solution

    |