write at least two question to find the mean
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giving suitable data
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1) if the mean of a,b,c.is 15 .
&
the mean of d e is 10
then find the mean of a,b,c,d,e.
2) find the mean ,
1+2+3+4+ ------+n
&
the mean of d e is 10
then find the mean of a,b,c,d,e.
2) find the mean ,
1+2+3+4+ ------+n
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