Home
Class 14
MATHS
In a class of 60 students, 40% are girls...

In a class of 60 students, 40% are girls. The average weight of the whole class is 59.2 kg and the average weight of the girls is 55 kg. What is the average weight of the boys?
60 छात्रों की एक कक्षा में, 40% लड़कियाँ हैं | पूरी कक्षा का औसत वज़न 59.2 किलो ग्राम है और लड़कियों का औसत वज़न 55 किलो ग्राम है | लड़कों का औसत वज़न ज्ञात करें |

A

63kg

B

60 kg

C

61 kg

D

62 kg

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ALLIGATION

    GAGAN PRATAP |Exercise ALLIGATION (SHEET-3)|25 Videos

  • BOAT & STREAM

    GAGAN PRATAP |Exercise MULTIPLE CHOICE QUESTIONS|42 Videos

Similar Questions

Explore conceptually related problems

In a class of 60 students, 40% are girls. The average weight of the boys is 62 kg and that of the girls is 55 kg. What is the average weight of the whole class? 60 छात्रों की एक कक्षा में, 40% लड़कियाँ हैं | लड़कों का औसत वज़न 62 किलो ग्राम तथा लड़कियों का औसत वज़न 55 किलो ग्राम है | पूरी कक्षा का औसत वज़न कितना है

In a class of 50 students, 40% are girls. The average weight of the boys is 62 kg and that of the girls is 58 kg. What is the average weight (in kg) of the whole class? 50 छात्रों की एक कक्षा में 40% लड़कियाँ हैं | लड़कों का औसत वज़न 62 किलो ग्राम तथा लड़कियों का औसत वज़न 58 किलो ग्राम है | पूरी कक्षा का औसत वज़न ( किलो ग्राम में ) क्या है ?

In a class of 45 students, 40% are boys and rest are girls. The average weight of the girls is 55 kg and that of boys is 65kg. What is the average weight (in kg) of the whole class? 45 छात्रों की एक कक्षा में, 40% लड़के हैं और शेष लड़कियाँ हैं | लड़कियों का औसत वज़न 55 किलो ग्राम है तथा लड़कों का औसत वज़न 65 किलो ग्राम है | पूरी कक्षा का औसत वज़न (किलो ग्राम में ) क्या है?

There are 50 students in a class, of which 40 are boys. The average weight of the class is 44 kg and that of the grils is 40 kg. find the average weight of the boys.

In a class of 50 students, 40% are girls. The average marks of the whole class are 64.4 and the average of the boys’ marks is 62. What are the average marks of the girls? 50 छात्रों की एक कक्षा में, 40% लड़कियाँ हैं | पूरी कक्षा के औसत अंक 64.4 हैं तथा लड़कों के औसत अंक 62 हैं | लड़कियों के औसत अंक ज्ञात करें |

In a class, there are 30 boys and 20 girls. The average weight of 30 boys is 60 kg and average weight of 20 girls is 35 kg. Find the average weight of the class.

In a class of 30 students, the average weight of boys is 20 kg and the average weight of the girls is 25 kg. The fraction of boys out of the total students of the class is :

In a class of 30 students, the average weight of boys is 20kg and the average weight of the girls is 25kg. The fraction of boys out of the total students of the class is :

GAGAN PRATAP -AVERAGE-Multiple Choice Questions
  1. A student finds the average of ten 2-digits numbers. While copying num...

    Text Solution

    |

  2. In a class of 180 students, 45% are girls and the remaining are boys. ...

    Text Solution

    |

  3. In a class of 60 students, 40% are girls. The average weight of the wh...

    Text Solution

    |

  4. The average height of 5 boys is 175 cm. A sixth boy joined the group a...

    Text Solution

    |

  5. The weight of 9 members out of 22 are measured consecutively and their...

    Text Solution

    |

  6. A library lias an average of 265 visitors on Sundays and 130 visitors ...

    Text Solution

    |

  7. In a class of 80 students, 60% participate in games and the rest do no...

    Text Solution

    |

  8. The average score in Mathematics of 90 students of section A and B of ...

    Text Solution

    |

  9. Given that the mean of five numbers is 28. If one of them is excluded ...

    Text Solution

    |

  10. The average weight of 8 persons is increased by 2.5 kg. When one of th...

    Text Solution

    |

  11. The average age of 25 men is 28 years. 5 new men of an average age of ...

    Text Solution

    |

  12. The average salary of a person for the months of February, March, Apri...

    Text Solution

    |

  13. The average of n numbers is 58. If each of 65% of the numbers is incre...

    Text Solution

    |

  14. In AKGEC college in B.Tech.ECE branch there are three sections A, B an...

    Text Solution

    |

  15. lf the average of 35 numbers is 22, the average of the first 17 number...

    Text Solution

    |

  16. The average of 65 numbers is 137.8. The average of first 32 numbers is...

    Text Solution

    |

  17. The average of 40 numbers is 36. The average of the first 25 numbers i...

    Text Solution

    |

  18. The average of 83 results is 48.5. If the average of the first 59 resu...

    Text Solution

    |

  19. The average of 60 student’s results is 38. If the average of the first...

    Text Solution

    |

  20. The average of 33 numbers is 74. The average of the first 17 numbers i...

    Text Solution

    |