state gov MP Forest Guard and Jail Prahari Mock Test 2023 Quantitative Aptitude Number System Quick Math
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.
1
350
2
420
3
400
4
500