19. At a raffle, 1500 tickets are sold at P2 each for four prizes of P500, P250, P150, and P75.You buy oneticket. What is the expected value of your gain? Is the game fair? 11. A bowl contains 25 red balls, 20 green balls, and 5 white balls. If Kaye picks one of these balls atrandom, what is the probability that the ball is red or green?

We have given the statement about the probability of balls 25 red, 20green, 5 white Total = 50 Note:…

Answered: 11. A bowl contains 25 red balls, 20…

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter7: Percents

Section: Chapter Questions

Problem 11PTTS

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Use the following scenario for the exercises that follow: In the game of Keno, a player starts by selecting 20 numbers from the numbers 1 to 80. After the player makes his selections, 20 winning numbers are randomly selected from numbers 1 to 80. A win occurs if the player has correctly selected 3,4, or 5 of the 20 winning numbers. (Round all answers to the nearest hundredth of a percent.) 54. What is the percent chance of winning?
Use the following scenario for the exercises that follow: In the game of Keno, a player starts by selecting 20 numbers from the numbers 1 to 80. After the player makes his selections, 20 winning numbers are randomly selected from numbers 1 to 80. A win occurs if the player has correctly selected 3,4, or 5 of the 20 winning numbers. (Round all answers to the nearest hundredth of a percent.) 53. What is the percent chance that a player selects all 5 winning numbers?
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11. A bowl contains 25 red balls, 20 green balls, and 5 white balls. If Kaye picks one of these balls at random, what is the probability that the ball is red or green?