You are given a math word problem and you are supposed to apply division mathematical operator on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
Q: Context: A mailman gives 2 junk mails to each house in a block. If the mailman has to give 14 pieces of junk mail to each block. 

 Question: How many houses are there in a block?
A: 
7