A school district has two high schools, Northwood High with 150 students and Southwood High with 200 students. The total number of textbooks distributed across both schools is 5,000. The equation represents this situation. Which of the following is the best interpretation of in this context?
The total number of textbooks at Northwood High
The average number of textbooks per student at Northwood High
The total number of textbooks at Southwood High
The average number of textbooks per student at Southwood High