Marissa used a total of 4.5 - 1 = <<4.5-1=3.5>>3.5 feet of ribbon to the boxes.

Thus, there were 3.5/0.7 = <<3.5/0.7=5>>5 boxes.

# Answer

5
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Marissa has 4.5 feet of ribbon that she wants to use to tie some boxes. If 1 foot of ribbon is left after Marissa uses 0.7 feet of ribbon to tie each box, find out how many boxes she tied?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
5
Marissa has 4.5 feet of ribbon that she wants to use to tie some boxes. If 1 foot of ribbon is left after Marissa uses 0.7 feet of ribbon to tie each box, find out how many boxes she tied?
train