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

### Instruction:
Diane bought twenty more apples than Cecile. If Cecile bought 15 apples, how many apples did they buy altogether?

### Response:
 ไดแอนซ์ซื้อแอปเปิ้ล 15 + 20 = <<15+20=35>>35 ลูก
ดังนั้นพวกเขาซื้อแอปเปิ้ลทั้งหมด 15 + 35 = <<15+35=50>>50 ลูก