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

### Instruction:
In one month in the Smith house, Kylie uses 3 bath towels, her 2 daughters use a total of 6 bath towels, and her husband uses a total of 3 bath towels. If the washing machine can fit 4 bath towels for one load of laundry, how many loads of laundry will the Smiths need to do to clean all of their used towels?

### Response:
 จำนวนผ้าเช็ดตัวทั้งหมดในหนึ่งเดือนคือ 3 + 6 + 3 = <<3+6+3=12>>12 ผืน
จำนวนรอบการซักผ้าที่ครอบครัวสมิธต้องทำคือ 12 / 4 = <<12/4=3>>3 รอบ