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

The diagram below represents the student s who study physics Chemistry but not mathematic Study the diagram and ideµJify the region which represents studenfs who study both Physics and Chemistry but not Mathematics .

The number of ways that 5 Mathematics,3 Physics and 2 Chemistry books can be arranged so that the three physics books kept together and the two chemistry books not together is

The diagram below represents the students who study Physics, Chemistry and Mathematics. Study the diagram and identify the region which represents students who study both Physics and Chemistry but not Mathematics?

Marks Obtained by Five Students in Physis and Chemistry What is the respective ratio between the total marks obtained by P in Physics and Chemistry together to the total marks by T in Physics and Chemistry together ?

Each of question given below is based on the given diagram. The diagram show students studying either Physics, Chemistry, Biology or combinations of these subjects. Which of the following is NOT represented in the above diagram ? 1)The students who study Biology, Chemistry as well as Physics. 2)The students who study Chemistry and Biology but not Physics 3)The students who do not study any of the three subjects. 4) The students who study Biology but not Physics and Chemistry. 5) The students who study Physics and Chemistry but not Biology.

In how many types ways can five different examination papers of maths, physics, chemistry, computer an physical education be arranged so that physics and chemistry papers never come together.