He orders 100/20=<<100/20=5>>5 boxes

So that means he spent 5*4=$<<5*4=20>>20 on nuggets

# Answer

20
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Mark orders 100 chicken nuggets.  A 20 box of chicken nuggets cost $4.  How much did he pay for the chicken nuggets?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
20
Mark orders 100 chicken nuggets.  A 20 box of chicken nuggets cost $4.  How much did he pay for the chicken nuggets?
train