High School Maths and Science Expert Needed

I need an expert in Mathematics, Physics, and Chemistry to assist with high school level multiple choice questions. The job involves:

- Reviewing multiple choice questions
- Providing hints and answers

Ideal skills and experience:
- Proficiency in high school maths and science
- Experience with multiple choice question formats
- Ability to provide clear and helpful hints

Looking for a reliable and knowledgeable freelancer.

I am looking for students/experts who can do it at low cost