If the arithmetic mean of 25,27,31,35,39 and x is 38 find x
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25+27+31+35+39+x
_______________=38
6
157+x
_____=38
6
157+x=38×6
157+x=228
X=228-157
X=71
_______________=38
6
157+x
_____=38
6
157+x=38×6
157+x=228
X=228-157
X=71
skampy:
thnks
i just multiplied 38 with 36......
hmm its ok
in which class u r now
class 8
ok
hmm & u ??
class 11 commerce
oh nice to meet u
same here
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