The ages of the four daughters
The workings: Taking advantage of the fact that one of the protagonists of today’s divertimento is a mother of four daughters, I wanted to draw attention to one of the most serious problems facing Spain: […]
counting
Solution: The problem of the corrupt politicians
The solution to the puzzle “The problem of the corrupt politicians” is the following: If \(x\) is the number of stolen banknotes, the conditions of the problem are: $$ \begin{cases} x = 4x_1 + 1 […]