Answer:
Ratio of grey to white is 2:1
Ratio of white to grey is 1:2
Explanation:
Given:
Number of white beads:

Ratio of grey to white beads:

Now,
Ratio of grey to white:

So, the Ratio of grey to white is 2:1
Similarly
Ratio of white to grey beads:
So, the ratio of white to grey beads is 1:2.