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.

[EX Q]: 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?
[EX A]: 21

[EX Q]: Context: Matthew had 8 crackers to give to friends. If Matthew gave 2 crackers to each his friends

Question: How many friends did he give crackers to?
[EX A]: 4

[EX Q]: Context: Rebecca wants to split a collection of eggs into groups of 5. Rebecca has 10 marbles and 15 eggs.

Question: How many groups will be created?
[EX A]:
3