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Probability Practice Test 1

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Question : 19

Total: 40

A and B alternately throws a pair of dice.A wins if he throws 6 before B throws 7 andB wins if he throws 7 before A throws 6.What are their respective chances of winning,if A throws the dice first?

13
16
,
31
16
30
61
,
31
61
31
61
,
41
61
38
61
,
23
61

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