Tom is the deli manager at a grocery store. He needs to schedule employees to staff the deli department at least $260$ person-hours per week. Tom has one part-time employee who works $20$ hours per week. Each full-time employee works $40$ hours per week. **Write an inequality to determine $n$, the number of full-time employees Tom must schedule, so that his employees will work at least $260$ person-hours per week.** [[☃ expression 1]] **Identify which graph represents the solution set to this inequality.** [[☃ radio 1]]