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Given two events Aa n dBdot If odds aga...

Given two events `Aa n dBdot` If odds against `A` are as 2:1 and those in favour of `AuuB` are as 3:1, then a.`1//2lt=P(B)lt=3//4` b. `5//12lt=P(B)lt=3//4` c. `1//4lt=P(B)lt=3//5` d. none of these

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