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The probability of selecting a green mar...

The probability of selecting a green marble at random from a jar that contains green,white and yellow marble is 1/3. The probability of selecting a white marble random from the jar is 2/9.If the jar contains 8 yellow marbles, find the total numbers of marbles in the jar

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The probability of selecting a green marble at random from a jar that contains only green, white and yellow marbles is 1//4 . The probability of selecting a white marble at random from the same jar is 1//3 . If this jar contains 10 yellow marbles. What is the total number of marbles in the jar?

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A jar contains only red marbles and white marbles, If the probability of selecting a red marble is r/y , which of the following expressions gives the probability of selecting a white marble , in terms of r and y?

A marble is chosen at random from marbles numbered 10 to 22. Find the probability of selecting a marble having number 15 and 20 on it.

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