Math Quiz — NYT Learning Network

Through Math for America, I am part of an ongoing collaboration with the New York Times Learning Network. My latest contribution, a Test Yourself quiz-question, can be found here

Test Yourself — Math, May 14th, 2014

This question is about a Queen’s resident who made nearly $18,000 last year by renting out his spare room to visitors through the website Airbnb.  Approximately how many nights did he have paying guests in his home?