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Find the average income (in rupees) of t...

Find the average income (in rupees) of the workers from the following table :

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CALCUTTA BOOK HOUSE-MEASURES OF CENTRAL TENDENCY-EXERCISE
  1. The frequency distribution of the monthly incomes (in rupees) of the w...

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  2. The average of weights (in kg) and the number of students of a school ...

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  3. The arithmetic mean of the marks obtained in 8 different subjects in a...

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  4. The average of the collective ages of 4 classes in a school is 8.5 yea...

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  5. If the average temperature of a place be 105.5^(@) F in Fahrenheit sca...

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  6. Donations (in rupees) are given for a fare by the 100 students of a sc...

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  7. Find the average height of the students from the given table.

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  8. Find the average income (in rupees) of the workers from the following ...

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  9. The frequency distribution of the marks obtained in a school is given ...

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  10. Part of the weekly expenditure of 1000 families is given in the follow...

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  11. Average monthly income of 50 persons is Rs 270.00 . Later on it is fou...

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  12. The monthly salaries of 20 employees of a commercial enterprise are gi...

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  13. The number of students in a class is 60 . The average of the ages of t...

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  14. The arithmetic mean of two numbers is 10 and their geometric mean is 8...

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  15. Find the geometric mean of the 2(2)/(7), 3, 1(3)/(4) and 1(1)/(3)

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  16. Find the geometric mean of the 45,20,12,75 and 30

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  17. If the arithmetic mean of two numbers be 10 and their harmonic mean is...

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  18. A person have to go 4 kilometers away from a city. He has to go 2 kilo...

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  19. While ascending a mountain, a car go 8 kilometre consuming one litre o...

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  20. The average weight of the following frequency distribution is 58.5 kil...

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