2 30. In the faculty parking lot, of the vehicles are cars and the rest are trucks. Four sevenths of the trucks have bumper stickers on them, while only one fifth of the cars have bumper stickers. If a vehicle from this lot is chosen at random, what is the probability that it a) does not have a bumper sticker given it is a car? b) is a car without a bumper sticker? c) has a bumper sticker?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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30. In the faculty parking lot, – of the vehicles are cars and the rest are trucks. Four sevenths of the trucks have bumper
3
stickers on them, while only one fifth of the cars have bumper stickers. If a vehicle from this lot is chosen at
random, what is the probability that it
a) does not have a bumper sticker given it is a car?
b) is a car without a bumper sticker?
c) has a bumper sticker?
Transcribed Image Text:30. In the faculty parking lot, – of the vehicles are cars and the rest are trucks. Four sevenths of the trucks have bumper 3 stickers on them, while only one fifth of the cars have bumper stickers. If a vehicle from this lot is chosen at random, what is the probability that it a) does not have a bumper sticker given it is a car? b) is a car without a bumper sticker? c) has a bumper sticker?
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