How many persons are there between Sohan and the one who likes Biology?

Study the following information carefully and answer the questions given below : Nine persons Dinesh, Jagdish, Arpit, Sanjay, Sohan, Varun, Pranav, Akhilesh and Vaibhav live in a building but not necessarily in the same order. There are nine floors in that building and only one person live on each floor. Each of them likes a different subjects, viz, Physics, Chemistry, Biology , Maths, Hindi, English, History, Accounts and Geography but not necessarily in the same order. The ground floor is numbered 1 and the floor above it is numbered 2 and so on. The topmost floor is numbered 9. Arpit likes either English or Hindi. Only one person lives between Jagdish and Akhilesh. Pranav lives on an even numbered floor and likes Geography. Dinesh does not like Chemistry. Only one person lives between Dinesh and the one who likes History. Both Dinesh and Varun live on an odd- numbered floor but Varun lives, below the floor on which Dinesh lives. Jagdish lives on an odd- numbered floor but above the floor numbered 4. Only three persons live between Jagdish and the one who like English. Sanjay lives immediately above the floor on which Akhilesh lives. Only one person lives between Vaibhav and the one who likes Chemistry. Neither Akhilesh nor Vaibhav likes Physics. Only two persons live between the one who likes Accounts and the one who likes Hindi. Akhilesh does not like Maths. Only two persons live between Vaibhav and Arpit. The one who likes Hindi lives immediately below the floor on which the person who likes English lives. Dinesh does not like English.