Task 1. Milka needs 14 minutes to read one page of a book. Yesterday at 15:40 h she started reading a story written on 10 pages of the book. During the reading, she took a 15-minute break. At what time did Milka finish reading the story?
Solution. To read 10 pages of the book, Milka needed $10 \cdot 14=140$ minutes. The total time for reading and resting amounted to $140+15=155$ minutes, 155 minutes is 2 hours and 35 minutes. Milka finished reading at $18: 15 \mathrm{~h}$.