instruction:
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.
question:
Context: An industrial machine made 13 shirts yesterday and 3 shirts today. It can make 8 shirts a minute.

Question: How many minutes did the machine work in all?
answer:
2

question:
Context: Luke played a trivia game and scored 154 points. If he gained the 11 points in each round

Question: How many rounds did he play?
answer:
14

question:
Context: In Haley's class 4 are boys who love to play marbles. If Haley has 23 marbles and wants to keep 15 marbles for herself

Question: How many will each of the boys receive?
answer:
2