In a class of 25 students, there are 15 boys. What is the percentage of girls in this class?
The class strength is 25. Out of 25 students, 15 are boys. Thus, number of girls = 25 - 15 = 10 Therefore, percentage of girls in the class is: 1025×100=40%
The ratio of boys to girls in a class is 5 to 2. If there are 15 boys in a class, what percentage of girls is there?
25% of the students in a class are girls. What percentage of students are boys? If the number of boys in that class is 30. Find the total number of students in that class.