Please explain in detail I do not understand how the answer came about The checking accounts of Sun Bank are categorized by the age of account and the accountbalance. Auditors will select accounts at random from the following 1000 accounts (numbers in the table are the number of accounts in each category):Problems 55Account BalanceAge of the Account 0–$499 $500–$999 $1000 or MoreLess than 2 years 120 240 902 years or more 75 275 200f. What is the probability that an account is at least 2 years old given that the balance is$500–$999?

Economics:
10th Edition
ISBN:9781285859460
Author:BOYES, William
Publisher:BOYES, William
Chapter12: Money And Banking
Section: Chapter Questions
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Please explain in detail I do not understand how the answer came about

The checking accounts of Sun Bank are categorized by the age of account and the account
balance. Auditors will select accounts at random from the following 1000 accounts (numbers in the table are the number of accounts in each category):
Problems 55
Account Balance
Age of the Account 0–$499 $500–$999 $1000 or More
Less than 2 years 120 240 90
2 years or more 75 275 200
f. What is the probability that an account is at least 2 years old given that the balance is
$500–$999?

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