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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?



Answer :

VzDeath
If there were 99 blue marbles there would be 81 red marbles.
[tex] \frac{11}{9} \frac{*9}{*9}= \boxed{\frac{99\ red}{81\ blue}} [/tex]
99 blue 81 red marbles

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