What is the fractional increase in the speed of the air on the...

What is the fractional increase in the speed of the air on the upper surface of the wing relative to the lower surface of a fully loaded Boeing aircraft in level flight with a speed of 960 km/h, a mass of 3.3 × 10^5 kg, a total wing area of 500 m², and in air with a density of ρ = 1.2 kg ${{m}^{-3}}$?