Khan/khan-exercises — Issue #14065: Divisibility - Divisibility
Author: KhanBugz
Created: 2012-02-17 12:13:29+00:00
State: open
Labels: firefox, win7, wrong-or-unclear

Question: All numbers divisible by 19 and 18 are also divisible by which of the following? !9 is not divisible by 9 in any way

[divisibility.html?seed=80&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/divisibility.html?seed=80&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/divisibility.html?seed=80&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%5C%5C%5C%22%3E341%3C%2Fcode%3E%5C%22%22%2C48%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%5C%5C%5C%22%3E319%3C%2Fcode%3E%5C%22%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%5C%5C%5C%22%3E52%3C%2Fcode%3E%5C%22%22%2C1%5D%2C%5B%22correct-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%5C%5C%5C%22%3E9%3C%2Fcode%3E%5C%22%22%2C1%5D%5D)

["341","319","52","9"]

Mozilla/5.0 (Windows NT 6.1; rv:10.0.1) Gecko/20100101 Firefox/10.0.1

MathJax is loaded, ready, queue length: 0