Q: You are given a sentence in Galician. Your job is to translate the Galician sentence into Spanish.
Número cinco: Se non saben, digan que non saben.
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Número cinco: Si no saben, digan que no lo saben.