How many blue beads would there be in a pattern of 11 black beads?

In a pattern of 11 black beads, the number of blue beads would depend on the specific pattern being followed. If the pattern alternates between black and blue beads, there would be 11 blue beads. If the pattern consists of 2 black beads followed by 1 blue bead, there would be 5 blue beads. It is important to know the specific pattern to determine the exact number of blue beads in this scenario.