Answer:
According to yahoo finance, the opening price of the Dow Jones Industrial Average on Jul 09, 2018, is 24519.20.
Step-by-step explanation:
Dow Jones Industrial Average is a stock indicator of the top 30 companies of the US. Other indicators include NASDAQ Composite and S&P 500.
These indicators are used to assess the performance of the market on a subsequent day. From the historical data from the Yahoo Finance, the value for any day could be found which for July 09, 2018 is 24519.20.