Answer:
10 necklaces = 50 rocks
15 necklaces = 75 rocks
20 necklaces = 100 rocks
25 necklaces = 125 rocks
Step-by-step explanation:
square root, 2,12/5,2.47
He needs 3 balls of wool to make 6 caps
Its simple you will understand if u dont ask me for a explanantion
You can see the attached picture