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प्रश्न
A cricketer has a mean score of 48 runs in 5 innings. The run scored by him in 6th inning to raise his mean score to 50, will be:
पर्याय
42
50
56
60
MCQ
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उत्तर
60
Explanation:
Mean = `"Total runs"/"Number of innings"`
With mean 48 in 5 innings total = 48 × 5 = 240.
To have mean 50 over 6 innings total must be 50 × 6 = 300.
Runs in 6th inning = 300 – 240 = 60.
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