About khan academy results of 2,399
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07:03
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60:54
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59:03
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12:36
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39:57
06:03
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03:19
40:24
36:12
04:27
02:25
64:58
05:08
27:37
04:49
34:19
31:10
34:23
30:48
26:41
10:33
29:05
33:19