The mean of 10, 12, 16, 20, x and 26 is 17.
(A) 16
(C) 18
Find the value of x.
(B) 17
(D) 15
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10+12+16+20+x+26 / 6 = 17
84+x / 6 = 17
84+x = 102
x = 102 - 84
= 18
correct option is c) 18
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