Question 1 A certain company in Otjiwarongo that trades motorcycles plans to have an auction next month. Of the motorcycles they have, 50% were manufactured at plant A, 37.5% from plant B and 12.5% were manufactured at plant C. The probabilities that the motorcycle manufactured at each of these plants is of substandard quality are 0.15, 0.35 and 0.40 respectively. If all the motorcycles are to be sold at the same price and you buy a motorcycle from this company at random, what is the probability that: 3.2.1. the motorcycle is of sub-standard quality  3.2.2. the motorcycle is from plant B given that it is of sub-standard quality  3.2.3. the motorcycle is from plant C given that it is not of sub-standard quality

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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Question 1

A certain company in Otjiwarongo that trades motorcycles plans to have an
auction next month. Of the motorcycles they have, 50% were manufactured at
plant A, 37.5% from plant B and 12.5% were manufactured at plant C. The
probabilities that the motorcycle manufactured at each of these plants is of substandard quality are 0.15, 0.35 and 0.40 respectively. If all the motorcycles are
to be sold at the same price and you buy a motorcycle from this company at
random, what is the probability that:
3.2.1. the motorcycle is of sub-standard quality 
3.2.2. the motorcycle is from plant B given that it is of sub-standard quality 
3.2.3. the motorcycle is from plant C given that it is not of sub-standard quality 

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