প্রশ্ন ও উত্তর
72% of the students of a certain class took Biology and 44% took mathematics. If each students took Biology or Mathematics or both. If 40 students took both Biology and Mathematics then the total number of students in the class was---
গণিত Percentage 07 Oct, 2020
প্রশ্ন 72% of the students of a certain class took Biology and 44% took mathematics. If each students took Biology or Mathematics or both. If 40 students took both Biology and Mathematics then the total number of students in the class was---
সঠিক উত্তর
250
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