The fathers-and-sons problem, where the ages of a father and son add up to a certain number, always exists due to the nature of how age differences work. As time progresses, fathers grow older while their sons grow younger, maintaining a certain age gap that allows the problem to be present in all generations.
there may exist different solutions to a problem,but the answer is always the same!
No . . . no species will always exist.
Yes, they exist, but they do die.
to determine what problem exist and how to correct them
it is not always problem solving
Problème existent
A failure to co-exist in a habitat.
yes
yes and all dragons exist no matter what you say I will always believe in them :)
Transylvania is a region inside Romania... it will always exist
It depends on the problem but the solution is always the answer.
It depends on the problem but the solution is always the answer.