If Jamie uses 12 beads how many black beads does she use

Answer:
Jaime would use 18 Black Beads.
Step-by-step explanation:
You can find this by extending the table shown on the image. For example, Red beads are 2. 4. 6. 8. 10. 12. and Black beads are 3, 6, 9, 12, 15, 18. Therefore, 12 red beads would relate to 18 black beads.