How would you solve a problem like this?

How would you solve a problem like this?

For the reaction system, 2SO2(g) + O2 <--------> 2SO3, Kc has a value of 4.62 at 450 Kelvin. A system, at equilibrium, was found to contain 0.360 moles of SO2 and 0.900 moles of O2 in a 3.00 liter container. Calculate the number of moles of SO3 gas at equilibrium. 

a. 0.166 M

b. 0.734 M

c. 0.539 M

d. 0.424 M

e. 0.141 M