9. A pair of dice is thrown. If the two numbers appearing are different, find the probability that an ace appears. a. 1/3 b. 11/30 c. 10/36 d. 11/36
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- A fair die is tossed three times. Find the probability of getting,a. Three 2’sb. Three 5’sc. Three 2’s or three 5’sThe batteries manufactured by a certain company are tested to see if they last as long as the manufacturer claims. The probability that a battery passes the test is 0.85. Three batteries are selected at random and tested. what is a. The probability that all three batteries pass the test b. The probability that all three batteries fail the test. c. The probability that at least one battery fails the test. d The probability that at least one battery passes the test.Assume that male and female births are equally likely and that the birth of any child does not affect the probability of the gender of any other children. Find the probability of exactly two girls in ten births. A. 11.250 B. 0.044 C.0.2 D.0.02
- A businessman commutes to his office in the city and back to his suburban home every day. There are 5 roads that connect the city and the suburb. 17. How many ways can he go to and from the office? A. 25 B. 20 C. 50 D. 40 18. Find the probability that he goes to work on one road and goes home by another road. A. 1/5 B. 4/5 C. 1/4 D. 3/4A dice is rolled 3 times. What is the probability of having 3 dots in all 3 rolls? A. 1/2 B. 1/72 C. 1/6 D. 1/216The probability that the lady of the house is home when the Avon representative calls is 0.55. Given that the lady of the house is home, the probability that she makes a purchase is 0.45. Find the probability that the lady of the house is home and makes a purchase when the Avon representative calls. A B 9/11 99/400 C) 0.57068 D 1
- A pair of dice is rolled. What is the probability of getting a sum of 10 or 11? A. 1/6 B. 5/36 C. 1/18 D. 1/12Two people X and Y apply for a job in a company. The probability of the selection of X is 3/7, and Y is 2/9. What is the probability that both of them get selected? a. 41/63 b. 57/63 c. 5/63 d. 6/63In a statistics class of 43 students, there were 15 men and 28 women. Five of the men and six of the women received an A in the course. A student is chosen at random from the class. 1. Find the probability that the student is a woman.2. Find the probability that the student received an A.3. Find the probability that the student is a woman or received an A.4. Find the probability that the student did not receive an A.
- The probability of A is 0.55. The probability of B is 0.65. The probability that neither A nor B happens is 0.2. What is the probability that both A and B happen? O 0.45 0.3 .6 .5 1 0.1 0.4 0.2* A and B throw with three dice; if A throws 14, find B's chance of throwing a higher number. D throw caither 15 or 16 or 17 or 18What is the probability of getting an even when you roll a die? a. 1/3 b. ½ c. ¼