Scholarships and financial aid opportunities specifically for students studying Mathematics in the Humanities stream for Class 11 are limited. However, there are some general scholarships and funding options available that can be pursued by students in this category.

1. Government Scholarships:
- National Talent Search Examination (NTSE): This scholarship is available for Class 10 students and provides financial assistance for higher education, including Mathematics studies.
- Central Sector Scheme of Scholarship for College and University Students: This scholarship is offered by the Government of India to meritorious students from low-income families. It can be availed for undergraduate studies, including Mathematics.

2. Private Scholarships:
- Inspire Scholarship: This scholarship is provided by the Department of Science and Technology, Government of India, to students pursuing Bachelor's and Master's degrees in Basic and Natural Sciences, including Mathematics.
- Kishore Vaigyanik Protsahan Yojana (KVPY): This scholarship is awarded by the Department of Science and Technology to encourage students to take up research careers in Science and Mathematics.
- Foundation for Excellence Scholarship: This scholarship supports academically outstanding students from economically disadvantaged backgrounds pursuing higher education in various fields, including Mathematics.

3. Educational Institutions:
- Many schools and colleges offer scholarships or financial assistance to deserving students based on their academic performance in Mathematics.
- Some educational institutions have specific scholarships for students pursuing Mathematics or related subjects in the Humanities stream. It is advisable to check with individual institutions for such opportunities.

4. Non-Governmental Organizations (NGOs):
- Some NGOs provide scholarships or financial aid to students from economically disadvantaged backgrounds. These organizations may have specific scholarships for students studying Mathematics or related fields.

It is important to thoroughly research and explore various scholarship opportunities available at the national, state, and local levels. Additionally, students can also consider applying for financial aid programs offered directly by educational institutions. It is recommended to visit EduRev for more information on scholarships and financial aid options.