Directions: Study the following information carefully to answer the questions given below it:

In a school consisting of 4200 students, the ratio of girls to boys is 5 : 9 respectively. All the children have taken different hobby classes viz. Singing, Dancing, Painting and cooking. 25 percent of the boys take painting classes. The number of girls taking dancing classes is two – fifth of the number of boys taking the same. One – third of the girls take cooking classes. The total number of students taking cooking classes is 1200.One – Fifth of the boys take singing classes and remaining boys take dancing classes. The girls taking singing classes is half the number of boys taking the same. The remaining girls take painting classes.