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The ages in years of 10 teachers of a sc...

The ages in years of 10 teachers of a school are: 32, 41, 28, 54, 35, 26, 23, 33, 38, 40 (i) What is the age of the oldest teacher and that of the youngest teacher? (ii) What is the range of the ages of the teachers? (iii) What is the mean age of these

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RD SHARMA-DATA HANDLING 2-All Questions
  1. Find the arithmetic mean of first 6 natural numbers.

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  2. Find the mean of the first five whole numbers

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  3. The ages in years of 10 teachers of a school are: 32, 41, 28, 54, 35, ...

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  4. The heights of 10 girls were measured in cm and the results are as ...

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  5. If the mean of is , find the value of

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  6. If the mean of 6 4 7 p and 10 is 8 Find the value of p.

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  7. The mean of 10 numbers is 20. If 5 is subtracted from every number, ...

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  8. The mean of 16 numbers is 8. If 2 is added to every number, what will ...

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  9. If the mean of five observation x , x+2, x+4x+6, x+8 is 11, find the m...

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  10. The mean of 40 observation was 160. It was detected on re-checking tha...

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  11. Following table shows the points of each player scored in four games ...

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  12. Ashish studies for 4 hours, 5 hours and 3 hours respectively on thr...

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  13. A cricketer scores the following runs in eight innings: 58, 76, 40,...

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  14. The marks (out of 100) obtained by a group of students in a science...

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  15. The enrolment in a school during six consecutive years was as follo...

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  16. The rainfall (in mm) in a city on 7 days of a certain week was reco...

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  17. If the heights of 5 persons are 140 cm, 150 cm, 152 cm, 158 cm and ...

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  18. Find the mean of 994, 996, 998, 1002 and 1000

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  19. Find the mean of first five natural numbers.

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  20. Find the mean of all factors of 10.

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