1. C
2. A
3. B
For #1: there’s 13 boys and 14 girls. It asks how many total
For #2: there’s 2 bathrooms in the library, 4 in the cafeteria, 2 in the gym, and 6 in the main room. The question asks how many there are total.
For #3: it asks how many classes they have homework for. Being history, math, and science.