Replies to post #481741 on Mr Cooper Group Inc fka COOP

[sidedraft]

What does this part mean?

Lets just do this with my numbers 
  
 24 bill X's 10 240 bill 
 24 x's 20 480 bill 
 24 X's 30 720 bill 
 

Is "bill" billion? What do I do with "X's" or "x's"?