In an order placed at Gerdau, the customer requested some rolls of "25.4 kg Round Wire Rod", others of "26.99 kg Round Wire Rod" and also rolls of "25.4 kg Hexagonal Wire Rod" and "25.4 kg Hexagonal Wire Rod". 26.99 kg". It is known that 25% of rolls of "Round Wire Rod" are 26.99 kg and that, among rolls of 26.99 kg only, those of "Hexagonal Wire Rod" represent 25%. Also, 30% of the total number of rolls ordered is "Round Machine Wire of 25.4 kg". Choosing a roll at random, among all orders, the probability that it is a roll of "26.99 kg Hexagon Wire Machine" is approximately:
In an order placed at Gerdau, the customer requested some rolls of "25.4 kg Round Wire Rod", others of "26.99 kg Round Wire Rod" and also rolls of "25.4 kg Hexagonal Wire Rod" and "25.4 kg Hexagonal Wire Rod". 26.99 kg". It is known that 25% of rolls of "Round Wire Rod" are 26.99 kg and that, among rolls of 26.99 kg only, those of "Hexagonal Wire Rod" represent 25%. Also, 30% of the total number of rolls ordered is "Round Machine Wire of 25.4 kg". Choosing a roll at random, among all orders, the probability that it is a roll of "26.99 kg Hexagon Wire Machine" is approximately:
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Question
In an order placed at Gerdau, the customer requested some rolls of "25.4 kg Round Wire Rod", others of "26.99 kg Round Wire Rod" and also rolls of "25.4 kg Hexagonal Wire Rod" and "25.4 kg Hexagonal Wire Rod". 26.99 kg".
It is known that 25% of rolls of "Round Wire Rod" are 26.99 kg and that, among rolls of 26.99 kg only, those of "Hexagonal Wire Rod" represent 25%. Also, 30% of the total number of rolls ordered is "Round Machine Wire of 25.4 kg".
Choosing a roll at random, among all orders, the probability that it is a roll of "26.99 kg Hexagon Wire Machine" is approximately:
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