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

### Instruction:
There are 5 green candies, 3 blue candies, and 4 red candies in a bag. If Violet randomly picks a candy from the bag, how likely is it that it's blue?

### Response:
 จำนวนลูกอมทั้งหมดคือ 5 + 3 + 4 = <<5+3+4=12>>12 ลูก
โอกาสที่จะได้ลูกอมสีน้ำเงินคือ (3/12) * 100% = 25%.