After giving 18 apples to Zenny, Yanna remained with 60 - 18 = <<60-18=42>>42 apples.

Since she also gave Andrea 6 apples, Yanna remained with 42 - 6 = <<36=36>>36 apples

Therefore, Yanna kept 36 apples.

# Answer

36
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Yanna bought 60 apples. She gave eighteen apples to Zenny. She gave six more apples to Andrea and kept the rest. How many apples did she keep?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
36
Yanna bought 60 apples. She gave eighteen apples to Zenny. She gave six more apples to Andrea and kept the rest. How many apples did she keep?
train