Question: The Marathon is a mixtape by a rapper whose recodings inlcude one called what in which which rapper Jay-Z, bought 100 copies for $100 each?
Related documents: [0]  [DOC] The Marathon is the fifth official mixtape by American rapper Nipsey Hussle. It was released on December 21, 2010 for free legal download and for download on iTunes. The mixtape was released by All Money In Records. [END] 
[1]  [DOC] Ermias Asghedom (born August 15, 1985), better known by his stage name Nipsey Hussle (often stylized as Nipsey Hu$$le), is an American rapper from Los Angeles, California. He has released several mixtapes, including three installments of his "Bullets Ain't Got No Name" series, "The Marathon", "The Marathon Continues" and "Crenshaw", the latter of which rapper Jay-Z, bought 100 copies for $100 each ($10,000 total). [END] 
Answer: 
"Crenshaw"
"Crenshaw"