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Calculate the arthmetic mean of 40,50,60,70,80,90. ​
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Calculate the arthmetic mean of 40,50,60,70,80,90.
​

User Josh Ribeiro
by
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1 Answer

6 votes

9514 1404 393

Answer:

65

Explanation:

The six numbers are sequential multiples of 10, so the mean is halfway between the middle two. Halfway between 60 and 70 is 65.

The mean of the 6 numbers is 65.

User Ed Peguillan III
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