tolong beserta caranya

A. 45°C=9/5×45 +32=81+32=113°F
=5/5×45+273=318°K
=4/5×45=36°R
B. 36°R=5/4×36=45°C=113°F=318°K
C. 14°F=5/9(14-32)=5/9×(-18)=-10°C
=5/9(14-32) +273=-10+273=263°K
=4/9(14-32)=-8°R
D. 225°K=5/5(225-273)=-48°C
=4/5(225-273)=4/5×(-48)=-38,4°R
=9/5(225-273) +32=-86,4+32=-54,4°F