You are given a math word problem and you are supposed to only use multiplication or division operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Context: An industrial machine worked for 5 minutes. It can make 4 shirts a minute. 

 Question: How many shirts did machine make?
20

Context: Every day Ryan spends 5 hours on learning english and 4 hours on learning chinese. If he learns for 6 days 

 Question: How many hours does he spend on learning chinese in all?
24

Context: He then went to see the oranges being harvested. He found out that they harvest 67 sacks per day and that each sack containes 12 oranges. 

 Question: How many oranges are harvested if they harvest a total of 35 sacks of oranges?

420

