Module 2: Relational Algebra Formulate the following queries in the relational algebra: 1. List all airport names. 2. List full details of all airports located in NY state. 3. List the name and the state of all United States airports 4. List the name and the fleet size of all carriers employing more than 50,000 workers 5. List the carrier name, the carrierlD, the flightNo and the date of all flights 6. How many airports are there? 7. How many flights have distances longer than 3,000 miles