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

A garden has 52 rows and 15 columns of bean plans . How many plants are there in all ?
780

Gumballs come in packages of 5 . Nathan ate 20 gumballs . How many whole boxes did he eat and how many gumballs does he have left ?
4

Edward and his friend were buying trick decks from the magic shop for 6 dollars each . How much did they spend if Edward bought 3 decks and his friend bought 6 decks ?
54