A box contains red and white marbles
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A box contains red and white marbles

1. A box contains red and white marbles. Two marbles are chosen one by one, without replacement. The probability of selecting a red marble and then a white marble is x , and the probability of selecting a red marble on the first draw is y . What is the probability of selecting a white marble on the second draw, given that the first marble drawn was red?

Hint
ScienceProbability is a branch in mathematics that is concerned with the numerical description of whether it not an event is likely to occur or that a proposition is true. It is usually a number between 0 and 1 where zero indicates that there is no possibility for an event while 1 shows certainty....

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