Paper I · 9 Logical Reasoning & Analytical Ability · 9.5 Time, work, speed and distance

9.5.8 Circular tracks: meeting points and first meeting at the start

On a circular track, two runners meet anywhere each time the faster gains (or, running opposite ways, together they cover) one full lap, and they meet at the start only at the LCM of their lap times.

  • APPSC Paper I · Paper I
  • Standard level
  • 7 min read
  • Full course

Key terms

  • circular track
  • first meeting
  • meeting at the starting point
  • LCM of lap times
  • relative speed
  • distinct meeting points
  • number of meetings
  • overtaking on a track
  • three runners

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Common trapsFoundation
  5. Quick revisionFoundation

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