Aarush used to solve 4 questions in 10 minutes. After practicing for 10 days he used to solve 6 Questions in 10 minutes. What is the percentage increase?

25%

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50%

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40%

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20%

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Solution

The correct option is B 50%
Percentage increase = $\frac{I n c r e a s e i n t h e n u m b e r o f q u e s t i o n s}{o r i g i n a l n u m b e r o f q u e s t i o n s} \times 100$

$\frac{6 - 4}{4} \times 100$ = 50%.

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Aarush used to solve 4 questions in 10 minutes. After practicing for 10 days he used to solve 6 Questions in 10 minutes. What is the percentage increase?

The correct option is B 50%Percentage increase =Increase in the number of questionsoriginal number of questions×100 6−44×100 = 50%.

The correct option is B 50%
Percentage increase = $\frac{I n c r e a s e i n t h e n u m b e r o f q u e s t i o n s}{o r i g i n a l n u m b e r o f q u e s t i o n s} \times 100$

$\frac{6 - 4}{4} \times 100$ = 50%.