Question: 2. Based on the database schema above, generate the relational algebra expressions for the following: a. List all projects with maximum hours spent being more

2. Based on the database schema above, generate the relational algebra

2. Based on the database schema above, generate the relational algebra expressions for the following:

a. List all projects with maximum hours spent being more than 20.

b. Find the phone number of the employees who worked on an assignment for more than 10 hours.

Firstivame LastName Department Phone Email

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