A cricketer, whose bowing average was 12.4 runs/wicket takes 5 wickets for 22 runs in a match, there

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A cricketer, whose bowing average was $12.4$ runs/wicket takes $5$ wickets for $22$ runs in a match, thereby decreases his average by $0.4$ The number of wickets, taken by him before this match was

A

$78$

B

$87$

C

$95$

D

$105$

Solution

No. of wickets taken by him before this Match

$\frac{12.5 W +22}{ w +5}=12$

$12.4 w +22=12 w +60$

$.4 W =38$

$W=95$

Standard 13

Quantitative Aptitude

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