For a system A 2B=C the equlibrium concentrations are A=0.06, B=0.12?

Incomplete question

For a system A 2B=C the equlibrium concentrations are A=0.06, B=0.12?
A = 0.06 , B = 0.12





2B = C





2 (0.12) = C





0.24 = C or C = 0.24