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In a class, 120 students are male and 100 students are female. 25% of male students and 20% of female students are engineering students. 20% of the male engineering students and 25% of the female engineering students passed the final exam. What percentage of engineering students passed the exam?

Correct Answer: 22%
Total Engineering student (female 120 × 0.25 = 30 + male 100 × 0.20 = 20) =50  In total   engineering passed student of (female 30 × 0.20 = 6 + male 20 × 0.20=5) = 11  Percentage passed student 11/50 × 100= 22   

In a class, 120 students are male and 100 students are female. 25% of the male students and 20% of the female students are engineering students. 20% of the male engineering students and 25% of the female engineering students passed the final exam. What percentage of engineering students passed the exam?

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