1: It's about 300 meters from my house to my school.
2: It's 7 km from my house to the nearest post office.
3: It is about 1137 km from Hà Nội to Hồ Chí Minh.
4: How far is it from your school to the nearest park?
5: How far is it from Hồ Chí Minh to Vung Tau?