Runs scored by the cricketer are 58, 76, 40, 35, 46, 45, 0, and 100.
Mean score = Total runs scored in all the innings / Total number of innings
Mean score = \(\frac{ 58 + 76 + 40 + 35 + 46 + 45 + 0 + 100 }{8}\)= \(\frac{400}{8}\) = 50
Therefore, the mean score is 50.