Sara had 6 pink, 9 purple and 5 brown ribbons. Find the ratio of the number of brown ribbons to the total number of ribbons she had.

Ratio and proportionMixed operations with integers中文
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Worked solution

5

1. Calculate the total number of ribbons

Total ribbons=6+9+5=20\text{Total ribbons} = 6 + 9 + 5 = 20

2. Find the ratio of brown ribbons to total ribbons and simplify

Ratio=5:20=1:4\text{Ratio} = 5 : 20 = 1 : 4

Answer

1:41 : 4 (option 2)

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