If the mean of 9 observations p, p + 2, p+4,p+6,p+8,p-2,p-4,p-6 and p 8 is 10. Find the mean of the least 5 observations.

If the mean of 9 observations p, p + 2, p+4,p+6,p+8,p-2,p-4,p-6 and p

1.	If the mean of 9 observations p, p + 2, p+4,p+6,p+8,p-2,p-4,p-6 and p 8 is 10. Find the mean of the least 5 observations.
A.	6
B.	25
C.	10
D.	9
Answer» B. 25

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If the mean of 9 observations p, p + 2, p+4,p+6,p+8,p-2,p-4,p-6 and p 8 is 10. Find the mean of the least 5 observations.

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