Q$.2-(20$P$.)$ Laboratory consolidation tests were conducted on a specimen collected from the middle of the clay layer. Calculate the settlement in the field caused by primary consolidation for a surcharge of $50k\frac{N}{m^2}$ applied at the ground surface.

$\backslash$table$[[$No$,$Pressure $(k\frac{N}{m^2}),$Void ratio $($e$)],[1,41,1,10],[2,55,1,09],[3,70,1,08],[4,85,1,06],[5,100,1,03]]$

$\backslash$table$[[,,,,,],[,,,,,],[,,,,,],[,,,,,],[,,,,,],[,,,,,],[,,,,,],[,,,,,],[,,,,,]]$

$40$

$100$