How many persons sit between Sonu and Sunny?

Only one person sits between Rajesh and the one who likes Delhi public. Vijay sits second to the right of the one who likes Delhi public. If the one who likes Delhi public sits at place no.1, then Vijay sits at place no. 7 and Rajesh sits at place no. 3. Rajesh sits second to the right of the one who likes St. thomos. So, the one who likes St. thomos at place no. 5. Only two persons sit between Dev and the one who has likes St. thomos. From this statement, we will have two cases: Dev will sit either at place no. 2 or 8. Anmol is an immediate neighbour of Sunny. Sunny is not an immediate neighbour of Vijay or Rajesh and he does not likes St. thomos. The one who likes Modern public sits second to the left of Anmol. Sunny cannot sit at place no. 6, 5, 4 and 8. So, only place left for him is place no. 1. As Anmol is an immediate neighbour of Sunny. So, Anmol will sit either at place no. 8 or 2. The one who likes Modern public sits either at place no. 4 or 2. Only three people sit between the one who likes Modern public and the one who likes The british. So, the one who likes The british sits either at place no. 6 or 8. Raman sits second to the right of the one who likes The british. So, Raman sits either at place no. 4 or 6. Case-1 Anmol does not likes Sanskriti school. The one who likes Sanskriti school is not an immediate neighbor of Anmol. Sonu sits on the immediate right of the one who likes Sanskriti school. The one who likes Deewan public sits on the immediate left of the one who likes St. patricks. Case 1 will get discarded as the one who likes Sanskriti school cannot sit at place no. 7 and 8. If the one who likes Sanskriti school sits either at place no. 4 or 3, then there is no place for Sonu as Sonu sits on the immediate right of the one who likes Sanskriti school In case 2, if the one who likes Sanskriti school sits at place no. 6, then Sonu sits at place no. 5. The one who likes Deewan public and the one who likes St. patricks sit at place no. 3 and 2 respectively Only person left for place no. 4 is Suraj. Only schools left for Vijay is St. marry Case-1 case-2 Final arrangement as shown below: