Question

the mean of 6 number is 29 if one of the number is excluded the mean of the remaining numbers becomes 31 find the excluded number

Answer 1

Answer:

Step-by-step explanation:

Excluded number = Sum of six no. - Sum of 5 no.

= 6×29 - 5×31 = 174 - 155 = 19

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Answer 2

Step-by-step explanation:

Excluded number = Sum of six no. -Sum of 5 no.

6×29–5×31=174–155=19