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  1. The average of runs of a cricket player of 20 innings was 32. How many runs must he make in his next innings so as to increase his average of runs by 4?
    1. 116
    2. 114
    3. 170
    4. 76
Correct Option: A

Total runs scored by the cricketer in 20 innings = 32 × 20 = 640
If the runs scored in 21st innings be n , then
According to question ,
⇒ 640 + n = 21 × 36
⇒ 640 + n = 756
⇒ n = 756 – 640 = 116



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