If `2/11` is the probability of an event A,then what is the probability of the event 'not A'?

The probability of a sure event is...

From all two digit numbers with each digit '1,2,3,4' or 5, one number is chosen: a) What is the probability of both digits being the same? b) What is the probability of the sum of the digits being '8 ?' c) What is the probability that it is a multiple of '5 ?'

Probability that Ram passsed in mathematics is 2/3 and the probability that he passed in English is 4/9.If the probability of passing in both subject is 1/4,then what is the probability that Ram will pass in atleast one of these subjects?

One is asked to say a two-digit number i) What is the probability of both digits being the same? ii) What is the probability of the first digit being larger? iii) What is thè probability of the first digit being smallẹr?

Two dice with face numbers 1 to 6 are rolled together. a) What is the probability of getting same numbers? b) What is the probability of getting a sum 8 ?

The probability that Ramu pass the examination in both mathematics and Physics is 0.5, the probability of passing neither Mathematics nor Physics is 0.1,the probability of passing Mathematics is 0.75 What is the probability of passing Mathematics or Physics?

The probability that a student will pass the final examination. in both English and Hindi is '0.5' and the probability of passing neither is '0.1 .' If the probability of passing the English examination is '0.75', what is the probability of passing the Hindi examination. Let probability: of passing English be 'E' and probability of passing Hindibe 'H'.

The probability that Ramu pass the examination in both mathematics and Physics is 0.5, the probability of passing neither Mathematics nor Physics is 0.1,the probability of passing Mathematics is 0.75 What is probability of passing Physics?

If A and B are two independent events, then show that the probability of occurrence of at least one of A and B is 1-P(A^')P(B^')

What is the probability of occuring 5 Saturdays in the month of January?