CBSE Class 10 Answered
A cricketer has a mean score of 58 runs in nine innings find out haw many runs are to be scored in the tenth innings to raise the mean to 61.
Asked by | 29 Aug, 2012, 10:27: PM
Expert Answer
Let the score in tenth inning be x.
mean=sum / total no:
58=sum/9
sum=522
mean=522+x / 10
61=522 + x / 10
552 +x = 61*10
x =58
Therefore, score in the 10 inings is 58.
Answered by | 29 Aug, 2012, 11:00: PM
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