Can you please show me how to set up these conversions (how to do each of these conversions)

Question-
The pressure of gas is measured ay 550 mm Hg. Calculate the pressure in:
a. Torr
b. lb/in2
c. atm
d. in Hg
Can someone other than DrBOB answer this please!

just bop on over to wikipedia and look up

Conversion of Units

go to the Pressure section, and you can get the conversion factors you need.