Direction: In a college, there are total 280 students. The ratio of boys and girls is 4 : 3. In a college fest, they perform in 3 events viz. Singing, Dancing and Drama. In singing event, 50% of the total girls and 40% of the total boys perform. In dancing event, 30% of the total girls and 30% of the total boys perform. In drama event, 20% of the total girls and 30% of the total boys perform. 12 boys and 15 girls are performing in both singing and dancing. 10 boys and 13 girls are performing in both dancing and drama. 9 boys and 14 girls are performing in both drama and singing. 4 boys and 5 girls are performing in all three events. (Some of the students are not performing in any event)