(25 pts + will mark brainliest)

Trent has a bag of tiles, each with either a letter or a number written on it. In the bag, there are two A's, five N's, three T's, four 9's, six 3's, and eight 7's. If Trent randomly picks a tile from the bag without looking, each tile has the same chance of being drawn.

Determine which of the following events is the most likely to occur, and explain why.

Drawing a letter
Drawing a number
Drawing an even number