A cricketer gives 12.4 runs per wicket. He gives 26 runs and takes 5 wickets in a match after which his average becomes 12 runs per wicket. How many wickets had been taken till the last match?

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answer is A.

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Detailed Solution

Concept: For this particular question, assume that one variable is the number of wickets before the last game. Therefore, the total number of wickets acquired up to the last game is the sum of the variables and the wickets acquired in the last game, and the average number of executions per wickets is the ratio of the total number of executions to the total wickets. Use the concept to find a solution to your problem.
Average run per wicket

let no. of wickets taken before last match

Total runs before last match

In last match, he takes

wickets
In last match he gives= 26 runs

Average run per wicket become

According to question

Hence, the cricketer takes

Hence, the option 1 is correct.

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