3 00:00:17,016 -&amp;amp;gt; 00:00:21,055 if the hyena tells the fox yesterday I lied, there are two possibilities 4 00:00:21,082 -&amp;amp;gt; 00:00:25,022 It was a lying day or a true day 5 00:00:25,041 -&amp;amp;gt; 00:00:28,034 classes have an average duration of 5 minutes 6 00:00:28,067 -&amp;amp;gt; 00:00:31,023 Explained in a clear and simple way 7 00:00:31,037 -&amp;amp;gt; 00:00:36,088 for any student can understand, review and learn math 