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.

Context: Bryan took a look at his books as well. If he has a total of 42 books and each bookshelf contains 2 books

Question: How many bookshelves does he have?
21

Context: A mailman has to give 32 pieces of junk mail to each of the 55 blocks. If he gives 8 mails to each house in a block

Question: How many houses are there in a block?
4

Context: Matthew had 14 crackers and 21 cakes. If Matthew gave equal numbers of crackers and cakes to his 7 friends

Question: How many crackers and cakes did each person eat?
5