title: Linq Query for Employee Details using Where Conditions?
body: <p>I have a table like as below.</p>
  
  <pre>
  Eno Ename             Salary
  
  1   Ravindra Tagore    60000
  
  2   Mahesh Babu        80000
  
  3   rama               20000
  
  4   Krishna Prasad     25000
  
  5   sita               40000
  
  6   Subhash Varma      20000
  </pre>
  
  <p>I need a LINQ query for who are having more than 20k and also Last name not null Details.</p>
  
  <p>Example</p>
  
  <pre>
  1 ravindra tagore 60000
  
  2 mahesh babu     80000
  
  4 krishna Prasad  25000.
  </pre>