Conditional probability
 

Conditional probability problem 6


Stephan has two bags, A and B, each containing red sweets and yellow sweets only. He picks two sweets at random, one from bag A and the other from bag B. The probability that Stephan picks a red sweet from bag A is . The probability that Stephan picks a red sweet from bag A and a red sweet from bag B is . Find the probability that Stephan picks a yellow sweet from bag A and a yellow sweet from bag B.


 

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