Home
Class 14
MATHS
In Arun's opinion, his weight is greater...

In Arun's opinion, his weight is greater than 65 kg but less than 72 kg. His brother does not agree with Arun and he thinks that Arun's weight is greater than 60 kg but less than 70 kg. His mother's view is that his weight cannot be greater than 68 kg. If all of them are correct in their estimation, what is the average of different probable weights of Arun?

A

a) 67 kg

B

b) 68 kg

C

c) 69 kg

D

d) None of these

Text Solution

Verified by Experts

The correct Answer is:
D
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

In X's opinion, his weightis greater than 60 kg butless than 68 kg, Y doesn't agree with him and says that X's weightis more than 62 kg but less than 70 kg. The mother of X believes that the weight of X is greater than 64 kg.If all of them are correctin their estimation, then whatis the average of different probable weights ofX. ifthe weightis in integer?

A person was asked to guess his own weight. He estimated his weight to be over 70 kg but less than 80 kg. His friend estimated his weight to be more than 74 kg but less than 84 kg. His mother said that his weight is less than 78 kg. Assuming that the weights are a whole number and that the three had correctly guessed, then what is the average of the possible weights? किसी व्यक्ति को स्वयं के वजन के बारे में अनुमान लगाने के लिए कहा गया | उसने अनुमान लगाया कि उसका वजन 70 kg से अधिक लेकिन 80 kg से कम है | उसके दोस्त ने उसके वजन का अनुमान 74 kg से अधिक लेकिन से 84 kg कम लगाया | उसकी माता ने कहा कि उसका वजन 78 kg से कम है | यह मानते हुए कि वजन एक पूर्णाक संख्या है और तीनों ने सही अनुमान लगाया था, तो संभावित वजनो का औसत कितना है ?

A person was asked to make a guess about his own weight. He guessed that it is greater than 70 kg. Given that the weight is a whole number and that three guessed that it more than 74 kg but less than 84 kg. His mother said that it is less than 78 kg. Given that the weight is a whole number and that all three guessed correctly. what is the average (in kg) of the possible weights ?

The weight of Rajesh is 5 kg less than Ram's weight and weight of Neha is 3 kg more than Ram's weight. If the total weight of three is 103 kg, then weight of Ram is:

The weight of a chair is x kg and the weight of a table is 8 kg lesser than twice the weight of the chair. What is the weight of the table in terms of x?

Mohit's weight is 40 kg and Rohan's weight is 35kg. By what per cent is Rohan's weight less than the of Mohit ?

Mohit's weight is 40 kg and and Rohan's weight is 35 Kg. By that per cent is Rohan's weight less than that of Mohit's

If mass of the planet is 10% less than that of the earth and radius of the planet is 20% greater than that of the earth then the weight of 40kg person on that planet 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

    |