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Question

In an examination 2500 students appeared out of which 1100 were girls. 50% of the boys and 40% of the girls passed the examination. What percentage of the candidates failed in the examination?

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Solution

2500studentsgirlsare1100andboysare(25001100)=140050100×1400=700boysarepassinexam40100×1100=440girlsarepassinexamthen,2500(700+440)=250011401360studentsarefailedinexam

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