You would find plenty of sites offering mock test for VITEEE. Just register onto couple of those sites and enjoy solving the papers.

Moreover you can solve previous years question papers and get thorough with the pattern and level of questions asked in VITEEE.

Here are some of the sites that offer mock test:

VITEEE Online Mock Test - Question Answers

Engineering Entrance Exam Online Practice Test

JEE Main,JEE Advance, BITSAT, VITEEE, Manipal, AEEE, EAMCET, SRMJEEE, WBJEE