in an exam 1/4 of the students failed both in english and maths 35% students failed in maths and 30% failed in englinsh.
1. find the percentage of students who failed in any of the subject .
2.find the percentage of students who passed in both the subjects .
3.if the number of students who failed only in english was 25 , find the total number of students
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Answer:1)65% 2)35% 3)75
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