JEE Main Mathematics question

MathematicsSets and RelationJEE Main

A class has 175 students. The following data shows the number of students opting one or more subjects: Mathematics 100; Physics 70; Chemistry 40; Mathematics and Physics 30; Mathematics and Chemistry 28; Physics and Chemistry 23; Mathematics, Physics and Chemistry 18. How many students have offered Mathematics alone?

Answer: (C)

Solution

Mathematics alone .

Question ID VK-003098