Question

If a person got 10 marks out of 20 . in another exam he got 20 marks out of 100, what is difference between marks in 2 exams​

Answer 1

Answer:

30%

Step-by-step explanation:

1st exam

10 marks out of 20 marks

$\% \: of \: marks \: = \frac{10}{20} \times 100 = 50\%$

2nd exam

20 marks out of 100 marks

$\% \: of \: marks \: = \frac{20}{100 } \times 100 = 20\%$

therefore,

%of mark difference=50%-20%=30%

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