Difficulty: Medium
Correct Answer: East
Explanation:
Introduction / Context:
We must find the final position relative to the origin after several orthogonal moves with alternating turns.
Given Data / Assumptions:
Concept / Approach:
Sum x and y components.
Step-by-Step Solution:
Verification / Alternative check:
Sketching quickly shows the path ends directly to the right of the start on the same horizontal line.
Why Other Options Are Wrong:
Common Pitfalls:
Mistaking the final left from North as “West then 20” (it is West indeed, already included in the x total).
Final Answer:
East
Discussion & Comments