CBSE Class 10 Answered
probability
Asked by ashwinivg | 05 Feb, 2010, 07:31: PM
Expert Answer
Let E be the event that student passes English test so P(E)= 2/3
T be the event that student passes Tamil P(T) =?
P(E
T)= 11/15
P(E
T)=1/3
By addition theorem P(E)+P(T)-P(ET)= P(ET)
P(T) = 1/3-2/3+11/15 = -1/3+11/15= 2/5
Answered by | 06 Feb, 2010, 10:45: AM
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