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

### Instruction:
Jar A has 28 marbles. Jar B has 12 more marbles than jar A. Jar C has twice as many marbles as jar B. How many marbles are there altogether?

### Response:
 โก้ก B มีลูกบอล 28 + 12 = 40 ลูก
โก้ก C มีลูกบอล 2 x 40 = 80 ลูก
ดังนั้น ทั้งหมดมีลูกบอล 28 + 40 + 80 = <<28+40+80=148>>148 ลูก