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If the heights of 5 persons are 140 c...

If the heights of 5 persons are 140 cm, 150 cm, 152 cm, 158 cm and 161 cm respectively, find the mean height.

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RD SHARMA-DATA HANDLING 2-All Questions
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  5. Find the mean of first five natural numbers.

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  7. Find the mean of first 10 even natural numbers.

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  8. Find the mean of x ,\ x+2,\ x+4,\ x+6,\ x+8

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  9. Find the mean of first five multiples of 3.

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  15. The mean weight per student in a group of 7 students is 55 kg. The ...

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  16. The mean weight of 8 numbers is 15. If each number is multiplied by...

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  18. The mean of 200 items was 50. Later on, it was discovered that the ...

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