It’s a four quadrant wheel gamble, some of the quadrant are bigger compared to others, but like xbob said, if the arrow lands in the tiny three percent after the “ spin “ that’s just the way it is
Yep, as Xbob and Seyah said, the percentages are an accurate representation of the odds. The UKGC are quite clear on not misleading customers when probabilities are shown in this way!