JEE Main 2021 Chemistry question

The pressure exerted by a non-reactive gaseous mixture of 6.4 g of methane and 8.8 g of carbon dioxide in a 10L vessel at 27ºC is ——kPa. (Round off to the Nearest Integer) [Assume gases are ideal, R = 8.314 Atomic masses: C : 12.0 u, H : 1.0u, O : 16.0 u]