Newbie helps, relative velocity

[BrennMan]

Homework Statement

An airplane has a speed of 280 km/h with respect to the air. There is a wind blowing at 100 km/h at 30° north of east with respect to Earth. In which direction should the plane head in order to land at an airport due north of its present location?

Homework Equations

Q1: ?° west of north

Q2: What would be the plane's speed with respect to the ground?

The Attempt at a Solution

I appreciate the help, very much.

 

[BrennMan]

bump, any help?

 

[BrennMan]

anybody?