To determine which orchard would be cheaper, we need to calculate the total cost for a class with 12 students.
Orchard A:
- Admission cost per person: $9
- Total number of people (students + chaperones): 12 students + 3 chaperones = 15 people
- Total cost for Orchard A:
\( 15 \text{ people} \times 9 \text{ dollars/person} = 135 \text{ dollars} \)
Orchard B:
- Admission cost per person: $10
- Total number of people (students + chaperones): 12 students + 1 chaperone = 13 people
- Total cost for Orchard B:
\( 13 \text{ people} \times 10 \text{ dollars/person} = 130 \text{ dollars} \)
Comparison:
- Total cost for Orchard A: $135
- Total cost for Orchard B: $130
Based on these calculations, Orchard B is cheaper.
Final Answer: Orchard B