Grade 11Analytical Geometry
If the mean of 5, 7, x ,10 ,5 and 7 is 7, then x = __________.
If the mean of 5, 7, x ,10 ,5 and 7 is 7, then x = __________.
1 Answer
Rituraj Tiwari
Mean=(a1+a2+a3+a4+a5)/5 =7
Substituting the given values of a1 to a5,
Mean
7=(5+7+x+10+5)/5
35=27+x
x=8.
Substituting the given values of a1 to a5,
Mean
7=(5+7+x+10+5)/5
35=27+x
x=8.
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