Below is an instruction that describes a task. Write a response that appropriately completes the request in Thai. Please answer in Thai.

### Instruction:
Sara is 6 inches taller than her brother Joe. Joe is 3 inches taller than his friend Roy. If Roy is 36 inches tall, how tall is Sara?

### Response:
 โจสูง 3+36=<<3+36=39>>39 นิ้ว
ซาร่าสูง 6+39=<<6+39=45>>45 นิ้ว.