Speed Distance Time
Everything on SkillVeris tagged Speed Distance Time — collected across the glossary, study notes, blog, and cheat sheets.
5 resources across 1 library
Interview Questions(5)
How to Solve Trains Crossing a Platform Problems
When a train crosses a platform, the distance covered equals the train length plus the platform length, so time = (train length + platform length) / speed, wit…
How to Solve Trains Crossing Each Other Problems
When two trains cross each other, the relevant speed is their relative speed — the sum of both speeds if moving in opposite directions, or the difference if mo…
How to Solve Relative Speed Problems
Relative speed is the speed at which the gap between two moving bodies changes, calculated as the sum of their speeds when moving toward each other or in oppos…
How to Solve Upstream and Downstream Speed Problems
Downstream speed (with the current) equals boat speed plus stream speed, while upstream speed (against the current) equals boat speed minus stream speed, so bo…
How to Find a Boat's Speed in Still Water
A boat's speed in still water is its own propulsion speed with no current acting on it, calculated as the average of its downstream and upstream speeds: still-…