Use the Equilibrium Constants for the Following Reactions at 700°C

Use the equilibrium constants for the following reactions at 700°C $\begin{array}{l}\begin{array}{lll}2 \mathrm{SO}_{2}(g) +\mathrm{O}_{2}(g) \rightleftharpoons 2 \mathrm{SO}_{3}(g) \\2 \mathrm{NO}(g) +\mathrm{O}_{2}(g) \rightleftharpoons 2 \mathrm{NO}_{2}(g) \\\end{array}\begin{array}{lll}K_{1}=4.8 \\K_{2}=16\end{array}\end{array}$


To determine the equilibrium constant for the following reaction.
SO₃(g) + NO(g) ⇌ SO₂(g) + NO₂(g)

A) 0.30
B) 0.55
C) 0.85
D) 1.8
E) 3.3