About khan academy results of 2,809
56:18
53:44
56:46
54:34
50:56
73:41
65:57
59:52
109:08
48:45
70:00
43:54
129:32
69:25
58:24
77:22
58:51
51:27
53:52
59:12
57:05
51:17
53:15
148:10
80:01
48:21
61:54
53:26
54:47
56:46
91:22
55:41
60:15
67:55
56:19
56:31
172:46
134:48
76:14
82:33
64:20
131:06
72:05
64:04
72:32
133:12