Answer:
The number of black beads is going to be 42 and the number of white beads is 12
Step-by-step explanation:
You are going to divide 54 by 9. The answer is 6.
Then you will do 6x7=42
That is the number of black beads
Next you will do 6x2=12
That is the number of white beads.
42+12=54