Final answer:
Most informational interviews last around 20 to 30 minutes.
Step-by-step explanation:
Most informational interviews last around 20 to 30 minutes, according to the provided information. Although durations can vary, this timeframe allows for a meaningful conversation where the student can ask questions and gain insight into a specific industry or field of interest. Informational interviews are a valuable way to learn and network simultaneously without involving job requests.