The pressure exerted by a non-reactive gaseous mixture of 6.4g of methane and 8.8 g of carbon dioxide in a 10L vessel at 27$^\circ$C is __________ kPa. (Round off to the Nearest Integer).

[Assume gases are ideal, R = 8.314 J mol^$-$1 K^$-$1

Atomic masses : C : 12.0 u, H : 1.0 u, O : 16.0 u]