Related Clues:
- Word after word, in math class
- Challenging request
- Dilemma
- Sticky wicket
- Math exercise
- Situation, so to speak
- Leak on a ship, e.g.
- Mathematical challenge
- Math question
- What someone looking for action might say
- "Something wrong?"
- Quandary or dilemma
- Question or source of perplexity
- Something that needs solving
- Difficulty, puzzle