Question

20. If the mean of 12, 13, X , 17, 18 and 20 is 16 . What is the value of X?

A. 4

B. 8

C. 12 tell corect answer


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Answer 1

Answer:

i hope it help you..

answer is 16...

Answer 2

Mean=16
(12+13+X+17+18+20)/6 =16
12+13+X+17+18+20 =16 x 6
80+X=96
X=96-80
X=16