Answer:
48
Explanation:
Multiply the ratio units by a factor that makes them match the ribbon count. Here, that factor is 32/4 = 8.
red : green = 4 : 6 = 4·8 : 6·8 = 32 : 48
There are 48 green ribbons.
48 green
red : green
4 : 6
We want 32 red ribbons
Multiply each side by 8
4*8 : 6*8
32 : 48
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