The incident occurred outdoors the multi-storey automotive park in Leopold Avenue at 9.35pm on Wednesday.
A lady of main college age additionally suffered critical accidents, Kent Police mentioned. She has been taken to a London hospital for remedy.
A person in his 40s and a boy of main college age sustained minor accidents.
A 30-year-old man from Ramsgate was arrested on suspicion of inflicting dying by harmful driving and leaving the scene of a collision. He’s receiving hospital remedy for minor accidents.
Enquiries into the incident are being carried out by officers from the Critical Collision Investigation Unit who’re eager to listen to from any witnesses, native companies with CCTV proof or drivers with related dashcam footage.