Two cadets start from the same point on a track and jog in the same direction at 5 km/h and 7 km/h. How far apart are they after 2 hours?
Q1. Two cadets start from the same point on a track and jog in the same direction at 5 km/h and 7 km/h. How far apart are they after 2 hours?
Answer: 4 km
Explanation: When moving in the same direction, relative speed is 7 minus 5, which is 2 km/h. In 2 hours the gap becomes 4 km.