*This capsule discusses rates of change related to a vessel obtained as a surface of revolution. The question is about the rate a bug must move on the surface as liquid is being poured into the...*

- Membership
- MAA Press
- Periodicals
- Books
- eBooks
- Textbooks
- MAA Reviews
- Mathematical Communication
- Information for Libraries
- Author Resources

- Meetings
- Competitions
- Community
- Programs
- Students
- High School Teachers
- Faculty and Departments
- Underrepresented Groups
- MAA Awards
- MAA Grants

- News
- About MAA