Mathematics · Set Theory and Venn Diagrams

In a class of 80 students, 30 students like tea, 35 students like milk, and 25 students like coffee. It is also known that 15 students like both tea and milk, 17 students like both milk and coffee, and 14 students like both tea and coffee. 9 students like tea, coffee, as well as milk. What is the total number of students who like neither tea nor coffee nor milk?