Freelancer for creating MCQ for K10 schools for 8 th 9 th & 10 th science and maths

I am looking for freelancers who can create Educational content in the form of MCQs. Subjects to be covered are biology. chemistry , physics & mathematics. MCQs should have logical base. e.g. consider there is a mathematical formula. Then first MCQ will be ask mathematical formula. Second MCQ will be very simple numerical question. Third MCQ will be slightly complex numerical question. Fourth MCQ will be more complex MCQ. There should be MCQs for which to answer 2 mathematical formulas are required t be used. and so on..
Every MCQ should have 4 options followed by right option out of 4, followed by Hint to the answer ( Hint should not contain answer) followed by Answer with explanation in detail
All the MCQs should be prepared in specified format, which will be provided at the later stage.