1) The sum of the probabilities of all events of a trial is a) 1 b) greater than 1 c) less then 1 d) between 0 & 1 2) Which of the following cannot be the probability of an event? a) 2 / 3 b) 3 / 2 c) 0 d) 1 3) When a die is thrown, the probability of getting an odd number less than 4 is a) 1 / 6 b) 1 / 3 c) 1 / 2 d) 0 4) The probability that a number selected at random from the numbers 1, 2, 3, …, 15 is a multiple of 4 is a) 4 / 15 b) 2 / 15 c) 1 / 5 d) 1 / 3 5) A dice is thrown. What is the probability of getting a prime number. a) 1 b) 1 / 2 c) 1 / 3 d) 0 6) The probability of drawing an ace of spades from a deck of cards is : a) 1 / 52 b) 1 / 4 c) 1 / 13 d) 1 / 26 7) When two coins are tossed then what is the probability of getting at least one head : a) 1 / 4 b) 2 / 4 c) 3 / 4 d) 1 8) When two coins are tossed simultaneously then number of possible outcome are: a) 1 b) 2 c) 3 d) 4 9) If P(E)=0.44 , then P(not E) will be : a) 0.46 b) 0.56 c) 0.66 d) 0.76 10) There are 5 red and 3 black balls in a bag. Probability of drawing a black ball is a) 5 /8 b) 3 / 8 c) 1 / 2 d) none of these 11) A dice is thrown once. The probability of getting a number 3 or 4 is a) 1 / 6 b) 2 / 3 c) 1 / 2 d) 1 / 3 12) There are 5 prizes on 1000 tickets of a lottery of company. Probability of winning prize is a) 199 / 200 b) 1 / 200 c) 198 / 200 d) None of these 13) The probability of each event lies between: a) 0 & 1 b) 1 & 2 c) 1 & 10 d) 0 & 5 14) A batsman hits boundaries for 6 times out of 30 balls. Find the probability that he did not hit the boundaries. a) 1 / 5 b) 2 / 5 c) 3 / 5 d) 4 / 5 15) What is the probability of impossible events? a) 1 b) 0 c) more than 1 d) less than 1

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