Build a Quiz Engine

Hello Freelancers. Here is the list of features I want in my quiz engine. 1. Free Sample Test quizes 2. Custom Registration form 3. Strong data base 4. Payment gateway 5. Supereasy(drag and drop) back end 6. Unlimited number of users. 7. Unlimited number of quizes 8. Beautiful presentation of quiz. 9. Full control over user. (i.e. Gtanting access or revoking access) 10. Sub domain for tighup colleges 11. Result exporting in csv 12. 5 types of quizs a) Match the following. b) True or false c) Fill in the blanks d) MCQs e) Jumbled words 13. Question picking by students (I.e. Student can pick questions form courses or chapters) 14. Referral Program. 15. Levels in Test and Bulk upload option. 16. Practice Test & Exam Test. 17. Should support Math equations 18. No Lag in front end as well as in back end 19. SMS api Intergration. 20. Personal Profile with Images and other Details. 21. Notification Panel. 22. Time Validation for user id. (I.e. Expiry date per user according to payment). 23. online support (i.e. Live chat) 24. Responsive plateform. 25. Beautiful Design. Note: Below is my sample document attached so to get awarded make a quiz of these questions and send me a demo link if approved we will move forward and continue the project.