Question

A rigid container holds a gas at a pressure of 391 torr at a temperature of -112 C. what will be the pressure if the temperature rises to 205 C

Answer 1

(P1/T1) = (P2/T2)

Substitute p1, T1 and T2 and solve for P2. Don't forget that T1 and T2 must be in kelvin. K = 273 + C
Post your work if you get stuck.