Question 3a. [. At a certain gas station, 65% of the customers use regular gas, and all the other customers use premium gas. Of those customers using regular gas, only 30% fill their tanks. Of those customers using premium gas, 55% fill their tanks. a) What is the probability that the next customer uses premium gas and he did not fill his tank? b) What is the probability that the next customer uses regular gas and he filled his tank? c) What is the probability that the next customer will fill his tank?

Question 3a. [. At a certain gas station, 65% of the customers use regular gas, and all the other customers use premium gas. Of those customers using regular gas, only 30% fill their tanks. Of those customers using premium gas, 55% fill their tanks. a) What is the probability that the next customer uses premium gas and he did not fill his tank? b) What is the probability that the next customer uses regular gas and he filled his tank? c) What is the probability that the next customer will fill his tank?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.8: Probabilities Of Disjoint And Overlapping Events

Problem 2C

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