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 student passed the final exam. What percentage of engineering students passed the exam?

Option (d) - তে was - এর পরিবর্তে has been হবে। কারণ বাক্যের শেষের দিকে period of time - অর্থাৎ for the past eight years কথাটির উল্লেখ রয়েছে।