relation between degree C and degree F is given as
[tex]\frac{^0C }{100 - 0}= \frac{^0F - 32}{212 - 32}[/tex]
[tex]\frac{^0C}{100} = \frac{^0F - 32}{180}[/tex]
now for 40 degree C
[tex]\frac{40}{100} = \frac{^0F - 32}{180}[/tex]
[tex]^0F = 104 [/tex]
now for 125 degree C
[tex]\frac{125}{100} = \frac{^0F - 32}{180}[/tex]
[tex]^0F = 257 [/tex]