3) Pat has 5 white beads and 1 black bead in her bag. She asks two friends about the probability of picking a black bead without looking in the bag. Owen says: "it is because there are 5 white beads and 1 black bead." Maria says: "It is because there are 6 beads and 1 is black." a) Which of Pat's friends is correct? Explain why the other friend is wrong. b) Tracy has a different bag of black beads and white beads. The probability of picking a black bead from Tracy's bag is. What is the probability of picking a white bead from Tracy's bag? 13 c) How many black beads and how many white beads could be in Tracy's bag?
3) Pat has 5 white beads and 1 black bead in her bag. She asks two friends about the probability of picking a black bead without looking in the bag. Owen says: "it is because there are 5 white beads and 1 black bead." Maria says: "It is because there are 6 beads and 1 is black." a) Which of Pat's friends is correct? Explain why the other friend is wrong. b) Tracy has a different bag of black beads and white beads. The probability of picking a black bead from Tracy's bag is. What is the probability of picking a white bead from Tracy's bag? 13 c) How many black beads and how many white beads could be in Tracy's bag?
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Can someone help with A, B, C? Thank you.
Transcribed Image Text:3) Pat has 5 white beads and 1 black bead in her bag. She asks two friends about the probability
of picking a black bead without looking in the bag.
Owen says: "it is because there are 5 white beads and 1 black bead.”
Maria says: "It is because there are 6 beads and 1 is black."
6
a) Which of Pat's friends is correct? Explain why the other friend is wrong.
7
b) Tracy has a different bag of black beads and white beads. The probability of picking a
black bead from Tracy's bag is What is the probability of picking a white bead from
Tracy's bag?
13
c) How many black beads and how many white beads could be in Tracy's bag?
d) Peter has a different bag of black beads and white beads. Peter has more beads in total
than Tracy. The probability of picking a black bead from Peter's bag is also. How
many black beads and how many with beads could be in Peter's bag?
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