Question 18
The two bookworms Linki and Rechti eat their way through the books. Linki starts on the left, and Rechti starts on the right. They start at the same time. Linki eats his way through a book cover in 3 days and through all the pages of a book in 2 days. Rechti eats his way through a book cover in 1 day and through all the pages of a book in 2 days. In which book (see illustration) do the two meet? 