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The mean of runs scored by a cricket team in the last 10 innings is 276. If the scores are 235, 400, 351, x, 100, 315, 410,165, 260, 284, then find the runs scored in the fourth innings.

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Best answer

Let the runs scored in the fourth innings be x.

Mean runs scored

276 x 10 = 2520 + x 

2760 = 2520 + x 

x = 2760 – 2520 

= 240 

∴ Number of runs scored in the fourth innings = 240

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