damian yes, though it would take him a minute because he'd massively overthink it. chara yes, it would take them like ten seconds. aelwyn yes, though i don't think she'd have ever really encountered one before. faith........ probably not. she'd get annoyed and break it.
she would proudly present a jumbled rubix cube and cackle before saying "such a task is little more than a measly trial for satoko hojo!" and then they would laugh at her and she would feel bad about herself and everyone would apologize
a member of the Higurashi club makes it a sacred mission to find and purchase a colorblind inclusive Rubik's Cube for Satoko. Somehow this involves a murder.
keiichi probably laughed at her the most and was the meanest and then rena and shion mugged him about it and he made it his mission to find a rubix cube for her to make amends for his sin. the store owner said he didn't have it so the three of them threatened to burn it down. teppei shows up looking for hungry hungry hippos and they shank him to death.