SOLUTION: The probability of student will pass the final exam in both english and hindi is 0.5 nd the probbly of passing neither is 0.1 If the probability of passing the english exam 0.75 wh

Algebra ->  Probability-and-statistics -> SOLUTION: The probability of student will pass the final exam in both english and hindi is 0.5 nd the probbly of passing neither is 0.1 If the probability of passing the english exam 0.75 wh      Log On


   



Question 937493: The probability of student will pass the final exam in both english and hindi is 0.5 nd the probbly of passing neither is 0.1 If the probability of passing the english exam 0.75 what is prbablty o passing the hindi exam
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
1 = P(A or B) + P(both) + P(neither)
P(A or B) = 1 -P(both) - P(neither) = 1 - .5 - .1 = .4
.......
P(A or B) = P(A) + P(B) - P(A and B)
.4 = .75 + P(hindi) - .5
.15 = P(hindi)