Question

in an examination 90% of the candidates passed and 80 candidates failed how many candidates had appeared in the examination
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Answer 1

Answer:800 students

Step-by-step explanation:

Answer 2

90% passed which means 10% failed.

Let total no. of students appeared be x.

That means 10% of x = 80

Hence x = 80*(100/10) = 800.

Therefore, 800 candidates had appeared.

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