Direction (Q. 1-5) : Read the information below and answer the questions that follow:
880 students appeared in an examination. Of these, 224 passed in Physics, 240 passed in Chemistry and 336 passed in Mathematics, 64 passed in both Chemistry and Mathematics, 80 passed in both Physics and Mathematics, 40 passed in both Physics and Chemistry, and 24 passed in all the three subjects.
The percentage of students who didn't pass in any of the subjects is