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The ratio of blue marbles to red marbles in a bag is 11:9. if there are 99 blue marbles in the bag how many marbles are red?

The ratio of blue marbles to red marbles in a bag is 11:9. if there are 99 blue marbles in the bag how many marbles are red?
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the ratio of blue marbles to red marbles in a bag is 11:9. if there are 99 blue marbles in the bag how many marbles are red?

User Kanaya
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2 Answers

2 votes
99 blue 81 red marbles
User Donlaur
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8.1k points
5 votes
If there were 99 blue marbles there would be 81 red marbles.

(11)/(9) (*9)/(*9)= \boxed{(99\ red)/(81\ blue)}
User Dekio
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8.2k points
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