Yes, there are several online resources and websites that provide mathematics practice questions for the JEE Main exam. These resources are designed to help students prepare for the exam by providing them with a wide range of practice questions and solutions. Here are some popular online platforms that offer JEE Main mathematics practice questions:

EduRev
- EduRev is a comprehensive online learning platform that offers a wide range of resources for JEE Main preparation, including mathematics practice questions.
- The platform provides a large database of questions curated by expert educators, which cover all the important topics and concepts of mathematics for the JEE Main exam.
- EduRev also offers solutions and explanations for each question, allowing students to understand the problem-solving process in detail.
- The platform allows students to practice questions topic-wise, chapter-wise, or full-length mock tests to assess their overall preparation level.

Benefits of Online Resources for JEE Main Mathematics Practice Questions
- Access to a wide range of questions: Online platforms provide a vast database of practice questions, allowing students to practice different types of problems and enhance their problem-solving skills.
- Detailed solutions and explanations: These resources offer solutions and explanations for each question, which help students understand the concepts and techniques required to solve the problems.
- Time-saving: Online platforms provide a convenient way for students to practice mathematics questions without the need for physical books or papers. This saves time and allows students to practice anytime and anywhere.
- Performance tracking: Many online platforms track the performance of students and provide detailed analytics, allowing them to identify their strengths and weaknesses and focus on areas that need improvement.
- Adaptive learning: Some online platforms use adaptive learning algorithms to tailor the practice questions based on the student's performance, providing a personalized learning experience.
- Peer interaction: Online platforms often provide forums or discussion boards where students can interact with their peers, ask questions, and clarify doubts, creating a collaborative learning environment.

Overall, online resources and websites like EduRev offer a valuable tool for JEE Main mathematics practice, providing students with a wide range of questions, solutions, and other features to enhance their preparation and performance in the exam.