Answer: 336.80 miles,
North of east
Step-by-step explanation:
Given
Plane lands at a point 324 miles east and 92 miles north
Distance is given by using Pythagoras theorem

Direction is given by using figure i.e.

Direction is
North of east
Line Q??? You don't really have an image of it
√((x^6)/(y^4))
x^6 indicates x to the sixth power, the same goes for y^4.