There are 5+4 = <<5+4=9>>9 non-fiction books on the cart.

There are 2*5 = <<2*5=10>>10 autobiographies on the cart.

There are 5+9+10 = <<5+9+10=24>>24 fiction, non-fiction, and autobiography books on the cart.

There are 35-24 = <<35-24=11>>11 picture books on the cart.

# Answer

11
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
There are 35 books on the cart. There are five fiction books, 4 more non-fiction books than fiction books, 2 times as many autobiographies as fiction books, and the rest picture books. How many books were picture books?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
11
There are 35 books on the cart. There are five fiction books, 4 more non-fiction books than fiction books, 2 times as many autobiographies as fiction books, and the rest picture books. How many books were picture books?
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