Khan/khan-exercises — Issue #10593: Counting 2 - Right answer is marked wrong.
Author: KhanBugz
Created: 2012-01-07 04:12:41+00:00
State: open
Labels: firefox, other, win7

Entered the wrong answer first, then got the right answer. When the right answer was entered, and Check Answer was clicked, the program did not register 72 as the right answer.

[counting_2.html?seed=126&problem=handshakes](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/counting_2.html?seed=126&problem=handshakes&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/counting_2.html?seed=126&problem=handshakes&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%229%5C%22%22%2C10%5D%2C%5B%22incorrect-activity%22%2C%22%5C%227%5C%22%22%2C31%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2245%5C%22%22%2C88%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2272%5C%22%22%2C13%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2272%5C%22%22%2C7%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2272%5C%22%22%2C1%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2272%5C%22%22%2C47%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2272%5C%22%22%2C2%5D%5D)

["9","7","45","72","72","72","72","72"]

Mozilla/5.0 (Windows NT 6.1; WOW64; rv:8.0) Gecko/20100101 Firefox/8.0

MathJax is loaded, ready, queue length: 0