--> //initializations

--> kt=4.75/100 //mm/sec (coefficient of permeability)
 kt  = 

   0.0475


--> Mt=8 //milli poise (coefficient of viscosity at degree 30 C)
 Mt  = 

   8.


--> M=8.5 //milli poise (coefficient of viscosity at degree 27 C)
 M  = 

   8.5


--> //calculations

--> k=(kt*Mt)/M //(coefficient of permeability)
 k  = 

   0.0447059


--> //results

--> printf('coefficient of permeability at degree 27 C=%f',k) //mm/sec
coefficient of permeability at degree 27 C=0.044706