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

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) (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)
RELATED QUESTIONS
60 students pass the maths exam and 50 pass the english exam. 10 students pass in neither (answered by robertb)

In a classroom 63% of student passed in hindi and 71% student passed in english 18%... (answered by ikleyn)

A student is taking two courses, history and math. The probability the student will pass... (answered by ikleyn)

A sample of 5 student is drawn. from experience it is known that the pass rate in... (answered by harpazo)

A student is taking two courses, history and math. The probability the student will pass... (answered by ikleyn)

Probability question: a student is taking two courses, history and math. The probability... (answered by stanbon)

There are 20 students who take the final exam in Statistics. The probability that a... (answered by Salaja)

(ii) In a group of 50 people, 35 speak Hindi, 25 speak both English and Hindi and all... (answered by richwmiller)

The probability that Lisa passes her math class is 0.65, the probability that she passes... (answered by mathmate)