Percentage with Venn Diagram

   In an examination, 70% students passed in English, 65% passed in mathematics, 27% students failed in both the subjects. If only 248 students passed in both the subjects. Find the total number of students appearing at the examination?
        (1) 400     

             

             (2) 700

        (3) 600   

               

            (4) 500

            (5) 1000