Vectors in Two Dimensions Structured Questions | Cambridge O Level Additional Mathematics

Question 1 of 20 · 4 marks

Vectors in Two Dimensions · 4 - Resultant Velocity

1 part

Additional Mathematics 4037 · Question 1Paper 1 · Non-calculator[4 marks]

An aircraft flies with velocity $160\mathbf{i} + 120\mathbf{j}\text{ km/h}$ relative to the air, and the wind velocity is $-40\mathbf{i} + 30\mathbf{j}\text{ km/h}$ .

Find the resultant velocity over the ground and the aircraft's ground speed. [4]