Some students (only boys and girls) from different schools appeared for an Olympiad exam. 20 % of the boys and 15 % of t…
Q1
Some students (only boys and girls) from different schools appeared for an Olympiad exam. 20 % of the boys and 15 % of the girls failed the exam. The number of boys who passed the exam was 70 more than that of the girls who passed the exam. A total of 90 students failed. Find the number of students that appeared for the exam.
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