if the mean of 6 numbers is 23 if one of the number excluded the mean of remaining numbers is 20 find the excluded number
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Answered by
11
Answer: 38
Step-by-step explanation:
23 x 6 = 138
20 x 5 = 100
138 - 100 = 38
Answered by
8
In the last step all the values get cancelled and x6 remains which we assumed to be the excluded no.
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