1 A furniture store has a "Scratch and Win" game. When you purchase an item, you have the opportunity to win a rate of discount. One hundred twenty (135) tickets have 10% discounts, 125 tickets have 20% discounts, 60 tickets have 30% discounts, and 30 tickets have 40% discounts. 50 a) What is the theoretical probability that the first customer will win a 30% discount? Express as a fraction, decimal, and percent. b) What is the theoretical probability that the first customer will win either a 10% or 20% discount? c) What discount rate does the first customer have an approximate 1 in 11 chance of getting? Explain how you determined your answer.
1 A furniture store has a "Scratch and Win" game. When you purchase an item, you have the opportunity to win a rate of discount. One hundred twenty (135) tickets have 10% discounts, 125 tickets have 20% discounts, 60 tickets have 30% discounts, and 30 tickets have 40% discounts. 50 a) What is the theoretical probability that the first customer will win a 30% discount? Express as a fraction, decimal, and percent. b) What is the theoretical probability that the first customer will win either a 10% or 20% discount? c) What discount rate does the first customer have an approximate 1 in 11 chance of getting? Explain how you determined your answer.
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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Transcribed Image Text:1 A furniture store has a "Scratch and Win" game. When you purchase an item,
you have the opportunity to win a rate of discount. One hundred twenty
(135) tickets have 10% discounts, 125 tickets have 20% discounts, 60
tickets have 30% discounts, and 30 tickets have 40% discounts.
SO
a) What is the theoretical probability that the first customer will win a 30%
discount? Express as a fraction, decimal, and percent.
b) What is the theoretical probability that the first customer will win either a
10% or 20% discount?
c) What discount rate does the first customer have an approximate 1 in 11
chance of getting? Explain how you determined your answer.
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