৫৭৫২
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?
উত্তর
22%
৫৭৫৮
The area of the floor of an auditorium is 600 sq. meter. How many unbroken tiles of dimension 10 x 30 cm³ will be required to cover the floor completely?
উত্তর
20000