A batsman has a certain average of runs for 12 innings. In the 13th inning, he scores 96 runs thereby increasing his average by 5 runs. what is his average after the 13 innings ?

A 36
B 48
C 24
D 31

Correct Answer: 36

Average of 12 innings = x According to the question: (12x + 96)/13 = x + 5 x = 96 - 65 = 31. Average in 13 innings = 31 + 5 = 36 Ans: A
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