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

### Instruction:
Ellen is baking bread. It takes 3 hours to rise 1 ball of dough, and then another 2 hours to bake it. If she makes 4 balls of dough one after another and then bakes them one after another when they're done rising, how many hours will it take?

### Response:
 อีเลนใช้เวลาทั้งหมด 3 + 2 = <<3+2=5>>5 ชั่วโมงต่อลูกแป้ง
ใช้เวลาทั้งหมด 5 x 4 = <<5*4=20>>20 ชั่วโมง