Question

11-1: avery surveyed the 34 students in her math class.

• 14 students eat breakfast
• 16 students eat a healthy lunch
• 4 of the 30 students above eat breakfast and a healthy lunch.

how many students do not eat either meal?

Explanation:

Step1: Calculate unique meal eaters

Use principle of inclusion-exclusion: $14 + 16 - 4 = 26$

Step2: Subtract from total students

Total students minus meal eaters: $34 - 26 = 8$

Answer:

8