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28, 40, 36, 47, 33, X

The mean is 35 What is X?

Guest Jun 6, 2017
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Mean   =  [ sum of values ] / [number of values ]   ...  so..

 

 35  = [ 28 + 40 + 36 + 47 + 33 + X ]  / 6      multiply both sides by 6, simplify

 

210  =   184  + X     subtract 184 from both sides

 

26  =  X

 

 

cool cool cool

CPhill  Jun 6, 2017

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