Aman is his $12^{t h}$ innings makes a score of 63 runs and increases his average score to 2.What is his average after the $12^{t h}$ innings ?

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Solution

The correct option is C 41
Let the average score till 11th innings be $x$ according to question
$\Rightarrow$ $\frac{11 x + 63}{12} = x + 2$
$\Rightarrow$ $11 x + 63 = 12 x + 24$
$\Rightarrow$ $x = 39$
$∴$ 12th inning average $\Rightarrow$ $39 + 2 = 41$

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Aman is his 12th innings makes a score of 63 runs and increases his average score to 2.What is his average after the 12th innings ?

The correct option is C 41Let the average score till 11th innings be x according to question⇒ 11x+6312=x+2⇒ 11x+63=12x+24⇒ x=39∴ 12th inning average ⇒ 39+2=41

Aman is his $12^{t h}$ innings makes a score of 63 runs and increases his average score to 2.What is his average after the $12^{t h}$ innings ?

The correct option is C 41
Let the average score till 11th innings be $x$ according to question
$\Rightarrow$ $\frac{11 x + 63}{12} = x + 2$
$\Rightarrow$ $11 x + 63 = 12 x + 24$
$\Rightarrow$ $x = 39$
$∴$ 12th inning average $\Rightarrow$ $39 + 2 = 41$