What is the Probability of "Not E" Class 10 #shorts

If P(E )=0.75 , what is the probability of 'not E'?

A box contains 10 black and 10 white balls. What is the probability of drawing 2 balls of the same colour? (9)/(19) (b) (9)/(38) (c) (10)/(19) (d) (5)/(19) (e) None of these

The probability that a student selected at random from a class will pass in Hindi is 4/5 and the probability that he passes in Hindi and English is 1/2 . What is the probability that he will pass in English if it is known that he has passed in Hindi ?

The percentage of attendance of different classes in a year, in a school is ginve below: What is the probability that the class attendance is more than 75%?

If P(E)=0.05, what is the probability of not E?

In a school there are 1000 students,out of which 430 are girls.It is known that out of 430,10% of the girls study in class XII.What is the probability that a student chosen randomly studies in Class XII given that the chosen student is a girl?

In a school there are 1000 students,out of which 430 are girls.It is known that out of 430,10% of the girls study in class XII.What is the probability that a student chosen randomly studies in class XII given that the chosen student is a girl?