1. The user asks how a problem should be written in a test. 2. Generally, test questions are stated clearly, with concise wording. 3. For example, a math problem could be written as: "Solve for $x$ in the equation $$2x + 3 = 7$$." 4. Instructions might follow, e.g., "Show all steps and justify your answer." 5. Problems should be complete and unambiguous to ensure the student understands the task. 6. Include any necessary formulas or information unless assumed known. 7. For multiple problems, number them clearly for reference. This is how a math problem is typically written in a test.