Different numbers for different games. 8-Ball has 15 numbered balls and one cue ball. 9-Ball has 9 balls and one cue ball.
8 ball pool, 7 solid, 7 stripes the 8ball and the cue ball. So 16.
there are 7 solid, 7 striped, 1 black 8-ball, and1 white cue ball.
It depends on the game. There are 15 balls in a standard set. However, all of the balls are not always used, and some games use different balls.
There are seven striped balls in billiards.