What is the probability of  drawing a red ball?, certain, impossible, What is the probability of drawing a pink ball?, certain, impossible, What is the probability of drawing a purple ball?, certain, impossible, What is the probability of drawing a green duck?, certain, impossible, What is the probability of drawing a black duck?, certain, impossible.

Leaderboard

Visual style

Mga Option

I-switch ang template

)
I-restore ang gi-autosave: ?