Hello, this question is from Grade 12 Calculus and Vectors book.

A pilot in an airplane with an airspeed of 1000 km/hr wishes to fly to a city 2000km due east. There is a wind blowing from bearing of at a speed of 100 km/hr. In what heading should the pilot seer

B) What will be the ground speed of the plane

C) How long will this trip take