If the average of one, four, nine, X, 25, 36 and 49 is 20 then X value
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Answered by
9
134 + x/7 = 20
134 + x = 140
X = 140-134
X = 6
Hope this answer helped you
134 + x = 140
X = 140-134
X = 6
Hope this answer helped you
Answered by
0
Given:
Y = 1,4,9,X,25,36,49
Average of Y = 20
Number of items (N) =7
Solution:
Average of Y= ∑Y/N
20 = 1+4+9+X+25+36+49/7
20 × 7 = 124+X
140 = 124+X
X = 16
Thus, the value of X is 16.
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