Define probability

A function defined g to g from set 1,2,3,4,5,6.... and it is onto then find probability that g(3)=2g(1)

A coin is tossed twice. If events A and B are defined as: A = head on first toss, B =head on second toss. Then the probability of A nn B =

If the probability function of a random variable X is defined by P(X=k) = a((k+1)/(2^k)) for k= 0,1,2,3,4,5 then the probability that X takes a prime value is

If the probability of winning a game is 0.4 then the probability of losing it, is

If (2)/(11) is the probability of an event,what is the probability of the event not A

If the probability of an event is P, then the probability of its completmentry event will be

If probability of success is 63% , what is the probability of failure?

Probability that Hameed passes in Mathematics is and the probability that he passes in English is If the probability of passing both courses is what is the probability that Hameed will pass in at least one of these subjects?

Let the random variable X is defined as time (in minutes) that elapses between the bell and end of the lecture in case of collagen professor whrer pdf is defined as f(x)={{:(kx^2","0lexlt2),(0", ""elsewhere"):} find the probability that lecture continue for atleast 90s beyond the bell