Question

Barb is making a necklace. She string 1 white bead,then 3 blue beads,then 1 white bead, and so on. Write the numbers for the first eight beads that are white. What is the rule for the pattern?

Answer 1

There will be 3 white beads out of the first 8.

Answer 2

1, 5, 9, 13, 17, 21, 25, 29
You are adding 4 every time.