Average Practice Test 6

Question : 25 of 40

Marks: +1, -0

A cricketer whose bowling average is 12.4 runs per wicket takes 5 wickets for 26 runs and thereby decreases his average by 0.4. The number of wickets taken by him till the last match was:

Validate

Solution:

Let the number of wickets taken by him be x till the last match.
Then

{x×12.4+26}/{x+5}=12

⇒ 12.4x + 26 = 12x + 60

⇒ 0.4x = 34

∴ x = 340/4 = 85

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