Probability Aptitude Test Paper 26) What is the probability of getting a sum 5 from two throws of a dice?
Answer: A Explanation: In two throws a dice, n (S) = 6 * 6 = 36 7) A man throws two dice simultaneously on the floor. What is the probability of getting two numbers whose product is even? Answer: D Explanation: In a simultaneous throw of the two dice, the sample space, S = 6 * 6 = 36 The event "E" = {(1, 2), (1, 4), (1, 6), (2, 1), (2, 2), (2, 3), (2, 4), (2, 5), (2, 6), (3, 2), (3, 4), Apply formula: 8) In a group of students, there are 15 boys and 10 girls. If three students are selected at random, what is the probability that 1 girl and 2 boys are selected?
Answer: A Explanation: Let sample space = S. = 2300 = 1050 Apply formula: 9) In a lottery, there are 5 prizes and 35 blanks. If a lottery is drawn at random what will be the probability of getting a prize?
Answer: D Explanation: n (S)= 5 + 35 10) A man draws two cards together from a pack of 52 cards. What is the probability of both the cards being kings?
Answer: C Explanation: Let S be the sample space. Probability Aptitude Test Paper 1 Probability Aptitude Test Paper 3
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