The clock shows 15 hours 40 minutes every hour, they are 6 minutes behind what time the clock will show in 4 hours.

In an hour they should show 16:40 but show 16:34;
In two they should show 17:40, but show 17:28
And so on for 4 hours ..
At the end it will show 19:16



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.