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A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected: Age Number of Customers <20<20 78 20-30 89 30-40 100 40-50 67 50-60 57 ≥60≥60 73 One customer is chosen at random for a prize giveaway. What is the probability that the customer is at least 20 but no older than 60?    What is the probability that the customer is either older than 60 or younger than 40?    What is the probability that the customer is at least 60?    Enter your answers as either decimals or fractions, not as percents.

A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected: Age Number of Customers <20<20 78 20-30 89 30-40 100 40-50 67 50-60 57 ≥60≥60 73 One customer is chosen at random for a prize giveaway. What is the probability that the customer is at least 20 but no older than 60?    What is the probability that the customer is either older than 60 or younger than 40?    What is the probability that the customer is at least 60?    Enter your answers as either decimals or fractions, not as percents.

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected:

Age Number of Customers
<20<20 78
20-30 89
30-40 100
40-50 67
50-60 57
≥60≥60 73

One customer is chosen at random for a prize giveaway.

What is the probability that the customer is at least 20 but no older than 60?   

What is the probability that the customer is either older than 60 or younger than 40?   

What is the probability that the customer is at least 60?   

Enter your answers as either decimals or fractions, not as percents.

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