If mean of the 5 number is 27 if one of the number is excluded the mean get reduce by 2 determine the excluded number
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Mean of 5 numbers = 27
Total of 5 numbers = 27*5 = 135
Mean of 4 numbers = 27-2 = 25
Total of 4 numbers = 25*4 = 100
Excluded number = 135-100 = 35
Total of 5 numbers = 27*5 = 135
Mean of 4 numbers = 27-2 = 25
Total of 4 numbers = 25*4 = 100
Excluded number = 135-100 = 35
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