Home
Class 10
MATHS
Choose the correct alternative for each ...

Choose the correct alternative for each of the following questions :
What is the class mark of the class 10-100?

A

(a) 55

B

(b) 90

C

(c) 145

D

(d) 190

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUADRATIC EQUATION

    NAVNEET PUBLICATION|Exercise EXERCISE|100 Videos

Similar Questions

Explore conceptually related problems

Choose the correct atternative answer for each of the following question: What is the class mark of the class 30-40 ?

Choose the correct alternative answer for cach of the following question: What is the class mark of the class 25-30?

Choose the correct alternative for each of the following questions : The class mark of the class 2000-2500 is taken as the assumed mean. What is the value of the deviation d_i for the class 2500-3000?

What is the class mark of class 45-55 ?

Find the class mark of the class 80-90.

NAVNEET PUBLICATION-STATISTICS-EXERCISE
  1. Choose the correct alternative for each of the following questions : ...

    Text Solution

    |

  2. Choose the correct alternative for each of the following questions : ...

    Text Solution

    |

  3. Choose the correct alternative for each of the following questions : ...

    Text Solution

    |

  4. Choose the correct alternative for each of the following questions : ...

    Text Solution

    |

  5. Find the mean barX in the following cases: sumxi=21 and N =6.

    Text Solution

    |

  6. Find the mean barX in the following cases: sumfixi=100 and sumfi=20

    Text Solution

    |

  7. Find the mean barX in the following cases: sumfixi=3880 and sumfi=10...

    Text Solution

    |

  8. Find the mean barX in the following cases: sumfixi=75 and sumfi=15

    Text Solution

    |

  9. The classes are 5 -9 , 10-14,15-19,20-24,... Find the lower boundary ...

    Text Solution

    |

  10. The classes are 5-9 , 10-14,15-19,20-24,... Find the upper boundary of...

    Text Solution

    |

  11. Find bard in the following cases: sumfidi=108, sumfi=100.

    Text Solution

    |

  12. Find bar d in the following cases: sumfidi=80, sumfi=50.

    Text Solution

    |

  13. Find bar d in the following cases: sumfidi=18, sumfi=15

    Text Solution

    |

  14. Find bar d in the following cases: sumfidi=140, sumfi=80.

    Text Solution

    |

  15. Find bar u in the following cases: sumfiui=-5, sumfi=50

    Text Solution

    |

  16. Find bar u in the following cases: sumfiui= 66, sumfi=100

    Text Solution

    |

  17. Find bar u in the following cases: sumfiui= -28, sumfi=100

    Text Solution

    |

  18. Find bar u in the following cases: sumfiui= 21, sumfi= 36

    Text Solution

    |

  19. Find sumfidi in the following cases : bard=1.08, sumfi=100

    Text Solution

    |

  20. Find sumfidi in the following cases : bard=1.2, sumfi=15

    Text Solution

    |