The mean of 5 numbers is 20. If one number is excluded, then mean is 1 – InterviewSolution

1.	The mean of 5 numbers is 20. If one number is excluded, then mean is 16. Find the excluded number
Answer» -STEP EXPLANATION:LET X be SUM of no.x/5=20x=100nowy/4=16y=64therefore no.excluded is x-y=36

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