the sum of 5 numbers is 27 if one of the number is excluded the mean gets reduced by 2 what is the value of the excluded number
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Answer:
Step-by-step explanation:
x₁+x₂+x₃+x₄+x₅
_____________ = 27
5
x₁+x₂+x₃+x₄+x₅=27*5
x₁+x₂+x₃+x₄+x₅=135
Given one number is excluded.
x₁+x₂+x₃+x₄
___________ =25
4
x₁+x₂+x₃+x₄=4*25 =100
The excluded number = 135 – 100 = 35
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