Probability Tes...

Two players toss four coins each. The probability that both obtain the same number of heads is

Three fair dice are tossed once. The probability that they show the same numbers  is

A cubical dice has 3 on three faces, 2 on two faces and 1 on the 6^th face .It is tossed twice. The chance that both the tosses show an even number is

A coin is tossed once. If a head comes up , then it is tossed again and if a tail comes up , a dice is thrown . The number of points in the sample space of experiment is

A and B take turn in throwing a pair of dice. A wins if he throws a total of 5 before B throws a total of 7. If A has the first throw, the probability of his winning the game is

A determinant is chosen at random from the set of all determinants of order 2 with elements 0 or 1 only. The probability that the value of the determinant chosen is positive is