Khan/khan-exercises — Issue #4459: Pre-algebra challenge - hard
Author: KhanBugz
Created: 2011-10-17 14:43:54+00:00
State: open
Labels: chrome, vista

hard skip this

[pre-algebra_challenge.html?seed=78&problem=english (units)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/pre-algebra_challenge.html?seed=78&problem=english&debug)

["88","88","88","88"]

Mozilla/5.0 (Windows NT 6.0; WOW64) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/14.0.835.202 Safari/535.1

MathJax is loaded, ready, queue length: 0