Home
Class 14
MATHS
The average weight of 3 men A, B and C i...

The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another man E, whose weight is 3 kg more than that D, replaces A then the average weight of B, C, D and E becomes 75 kg. The weight of A is

A

A) 91 kg

B

B) 72 kg

C

C) 79 kg

D

D) 78 kg

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • AVERAGES

    DISHA PUBLICATION|Exercise Practice Exercises (Expert Level)|16 Videos
  • AVERAGES

    DISHA PUBLICATION|Exercise Test Yourself|15 Videos
  • AVERAGES

    DISHA PUBLICATION|Exercise Practice Exercises (Foundation Level) |38 Videos
  • ALLIGATIONS

    DISHA PUBLICATION|Exercise TEST YOURSELF |15 Videos
  • COORDINATE GEOMETRY

    DISHA PUBLICATION|Exercise TEST YOURSELF|15 Videos

Similar Questions

Explore conceptually related problems

The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average now become 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A, then average weight of B, C, D and E becomes 79 kg. The weight of A is.

The average weight of 3 men A , B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another man E , whose weight is 3 kg more than that of D , replaces A , then the average weight of B , C , D and E becomes 79 kg. The weight of A is (a) 70 kg (b) 72 kg (c) 75 kg (d) 80 kg

The average weight of 4 men A, B, C and D is 67 kg. Another man E joins the group and the average now become 65 kg. If another man F, whose weight is 4 kg more than that of E, replaces A, then average weight of B, C, D, E and F becomes 64 kg. The weight of A is.

The average weight of 5 men A, B, C, D and E is 94 kg. Another man F joins the group and the average now become 96 kg. Weight of E is 6 kg less than of weight F. Now A is replaced by G then the average weight becomes 98 kg. Find the difference the weight of A and G .

The average weight of A, B, C and D is 40 kg. A new person E is also included in the group, then the average weight of the group is increased by 1 kg. again a new person F replaces A, then the new average of 5 persons becomes 42. The average weight of B, C, D, F is :

DISHA PUBLICATION-AVERAGES-Practice Exercises (Standard Level)
  1. The average weight of 3 men A, B and C is 84 kg. Another man D joins t...

    Text Solution

    |

  2. In Arun's opinion, his weight is greater than 65 kg but less than 72 k...

    Text Solution

    |

  3. In the month of July of a certain year, the average daily expenditure ...

    Text Solution

    |

  4. There are five boxes in a cargo hold. The weight of the first box is 2...

    Text Solution

    |

  5. Of the three numbers, the average of the first and the second is great...

    Text Solution

    |

  6. The average monthly expenditure of Ravi was 1100 during the first 3 mo...

    Text Solution

    |

  7. Rajeev earns 3/2 times in January, April, July and October than this a...

    Text Solution

    |

  8. There were five sections in MAT paper.the average score of pooja in fi...

    Text Solution

    |

  9. Mr. Anant Roy, the renowned author, recently got his new novel release...

    Text Solution

    |

  10. If the average marks of 17 students in a class is A. The marks of the ...

    Text Solution

    |

  11. In hotel Trident, the rooms are numbered from 101 to 130 on the first ...

    Text Solution

    |

  12. The average age of a couple is 25 years. The average age of the family...

    Text Solution

    |

  13. The average monthly rainfall for a year in Guntur district is 2.7 inch...

    Text Solution

    |

  14. Read the following passage and answer the questions the follow. In a f...

    Text Solution

    |

  15. Read the following passage and answer the questions the follow. In a f...

    Text Solution

    |

  16. Read the following passage and answer the questions the follow. In a f...

    Text Solution

    |

  17. Read the following passage and answer the questions the follow. In a f...

    Text Solution

    |

  18. Eleven years earlier the average age of a family of 4 members was 28 y...

    Text Solution

    |

  19. The average earning of a group of persons is ₹ 50 per day. The differe...

    Text Solution

    |

  20. The class X of a Vidhyalaya has four sections: A, B, C and D. The aver...

    Text Solution

    |