Entry Test MCQ :: Ratio Rates and Proportion

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A large jar is full of marbles. If one marble is chosen at random probability that it will be red is 7/11. What is the ratio of red marbles to non-red marbles in the jar?

[A].	7?11	[B].	11?7
[C].	7?4	[D].	4?7

Answer: Option C

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