A cricketer has mean score of 58 runs in 9 innings. Find out how many runs are to be scored in the 10th inning to raise the mean score to 61

Question

Philoid · Accepted Answer

Let the runs scored by a cricketer in 9 innings be x

Given, mean for 9 innings = 58

⇒

⇒ x = 522

Let runs scored in 10^th inning be k for mean to be 61 in 10 innings,

⇒ = 61

522 + k = 610

K = 610 – 522

= 88

So, cricketer has to score 88 runs in a 10^th inning for mean to be 61