Home
Class 14
MATHS
Of the three numbers, the average of ...

Of the three numbers, the average of the first and the second is greater than the average of the second and the third by 15. What is the difference between the first and the third of the three numbers? (a) 15           (b) 45          (c) 60 (d) Data inadequate       (e) None of these

Promotional Banner

Topper's Solved these Questions

  • AREA

    RS AGGARWAL|Exercise All Questions|473 Videos

  • BANKERS DISCOUNT

    RS AGGARWAL|Exercise All Questions|20 Videos

Similar Questions

Explore conceptually related problems

Of the three numbers, the average of the first and the second is greater than the average of the second and the third by 15. What is the differnce between the first and the third of the three numbers?

The average of the first and the second of three numbers is 10 more than the average of the second and the third of these numbers. What is the difference between the first and the third of these three numbers?

Out of three given numbers, the first number is twice the second and thrice the third. If the average of these three numbers is 154, then what is the difference between the first and the third numbers?

Among three numbers, the first is twice the second and thrice the third. If the average of the three numbers is 49.5, then the difference between the first and the third number is

Out of three numbers the sum of the first and the second number is 73 and the sum of the second and the third number is 77. The sum of third and thrice the first number is 104. What is the third number?

Of the three numbers,the ratio of the first and the second is 8:9 and that of the second and third is 3:4. If the product of the first and third numbers is 2400, then what is the second number?

RS AGGARWAL-AVERAGE-All Questions
  1. Out of three numbers, the first is twice the second and is half of ...

    Text Solution

    |

  2. Of the three numbers, the first is twice the second and the second ...

    Text Solution

    |

  3. Of the three numbers, the average of the first and the second is gr...

    Text Solution

    |

  4. The average of 50 numbers is 38. If the numbers 45 and 55 are disca...

    Text Solution

    |

  5. The mean of 5 numbers is 18. If one number is excluded, their mean ...

    Text Solution

    |

  6. The average of a 6 observations is 45.5. If one new observation is ...

    Text Solution

    |

  7. The average age of 30 students in a class is 15 years. If 6 student...

    Text Solution

    |

  8. If the average temperature of first four days of the week was 39oC ...

    Text Solution

    |

  9. The average of 80 boys in a class is 15. The average age of a group...

    Text Solution

    |

  10. The mean monthly salary paid to 75 workers in a factory is Rs 5680....

    Text Solution

    |

  11. 16 children are to be divided into two groups A and B of 10 and 6 ...

    Text Solution

    |

  12. The average marks of a student in 8 subjects is 87. Of these, the h...

    Text Solution

    |

  13. The batting average for 40 innings of a cricket player is 50 runs. ...

    Text Solution

    |

  14. In a cricket eleven, the average age of eleven players is 28 years....

    Text Solution

    |

  15. The average price of 10 books is Rs 12 while the average price of 8...

    Text Solution

    |

  16. If the average of 5 numbers is 10, the number which should be added...

    Text Solution

    |

  17. The average of runs of a cricket player of 10 innings was 32. How m...

    Text Solution

    |

  18. A grocer has a sale of Rs 6435, Rs 6927, Rs 6855, Rs 7230 and Rs 65...

    Text Solution

    |

  19. A company produces on an average 4000 items per month for the first...

    Text Solution

    |

  20. In the first 10 overs of a cricket game, the run rate was only 3.2....

    Text Solution

    |