The probability that a boy will get a scholarship is 0.9 and that a girl will get is 0.8. What is the probability that at least one of them will get the scholarship?
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- Two dice are rolled and someone indicates that the two numbers that come up are different. Find the probability that the sum of the two numbers is 8.The probability that a book will be published by Penguin Classics is 0.3. The probability that it will be available in a bookstore is 0.4. If the book is publish by Penguin Classics, the probability that it will be available in a bookstore is 0.8. 1. If the book is available in the bookstore, what is the probability that it will be published by Penguin Classics? 2. Find the probability that the book will be either published by Penguin Classics and be available in Bookstore. 3. Find the probability that the book wull be published by Penguin Classics or be available in Bookstore. 4. Find the probability that the book will be publish by Penguin Classics and be available in Bookstore.A family has 5 children. What is the probability that 3 of the children are girls?
- The only grades possible in a history course are A, B, C,D,F. The probability that a student will get an A is 0.19. The probability of getting a B is 0.31. The probability that a student will get a C is 0.28. The probability that the student will get a D is 0.18, and the probability of getting an F is 0.04 (a) what is the probability that a student will an A or F.? (b) what is the probability that a person will get an A or B or C? (c) what is the probability that a student will get a C or a D? round your answer to decimal placesThree archers are tasked to shoot a target 9 meters away. The probability that Archer 1, Archer 2, and Archer 3 can hit the target is 1/8, 2/5, and 3/7, respectively. What is the probability that the target will be hit if they all shoot at once? HI! HELP ME WITH THIS PLEASE. THANK YOU VERY MUCH!The probability of getting malaria after a mosquito bite is 32%. Eight friends go hiking and all are bitten. What is the probability that less than three of them got malaria?
- The probability of working on Saturday is 0.52. The probability of working on Sunday is 0.61. The probability of not working on either day is 0.12. What is the probability that you work both days?Suppose that the probability of a plane arriving on time is 80%. Out of ten flights, what is the probability that at least seven will arrive on time? Explain your reasoning.A game has a probability of winning of 0.6. A boy will play this game until he finally loses. What is the chance he will play exactly 4 times?