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  | 29th 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  | 29th Aug, 2012, 11:00: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.