Un Lustro Cuantos Años Son

So the Problem goes like this :- An old man had $17$ camels . He had $3$ sons and the man had decided to give each son a property with his camels. Unfortunately however, the man dies, and in his l...

Un Lustro Cuantos Años Son 1

In case this is the correct solution: Why does the probability change when the father specifies the birthday of a son? (does it actually change? A lot of answers/posts stated that the statement does matter) What I mean is: It is clear that (in case he has a son) his son is born on some day of the week.

Un Lustro Cuantos Años Son 2

After $\frac {1} {7}$ more of his life, Diophantus married. Five years later, he had a son. The son lived exactly half as long as his father, and Diophantus died just four years after his son's death." What is his age? I wanted to reach out regarding my approach as I am not sure what is wrong about it? I do not get a nice answer.

Un Lustro Cuantos Años Son 3

Each of 20 families selected to take part in a treasure hunt consist of a mother, father, son, and daughter. Assuming that they look for the treasure in pairs that are randomly chosen from the 80

Un Lustro Cuantos Años Son 4

"The son lived exactly half as long as his father" is I think unambiguous. Almost nothing is known about Diophantus' life, and there is scholarly dispute about the approximate period in which he lived.

Un Lustro Cuantos Años Son 5