Answer:
Hence his displacement would be 10 miles and the total distance he travels is 18 miles.
Explanation:
Jack travel 4mile in South then come home so his net displacement is zero because his initial and final point coincide. Now he again travels 10 miles within the South so his displacement would be 10 miles and therefore the total distance he travels is
⇒ 4 +4+ 10 =18 miles.