Paper I · 16 Logical Reasoning, Analytical Ability & Data Interpretation · 16.4 Ratio, ages, averages and mixtures

16.4.3 Problems on ages

Age problems turn words into one or two linear equations; the key fact is that the difference between two people's ages never changes, while their ratio does.

  • TGPSC MPSO / ASO · Paper I
  • Standard level
  • 8 min read
  • Full course

Key terms

  • ages
  • present age
  • years ago
  • years hence
  • age ratio
  • constant difference
  • linear equations
  • children at equal intervals

What this note covers

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

Read the full note in the app. It is part of the TGPSC MPSO / ASO full course in Medha AI. Free in the app: the first chapter of each topic.

Medha AI writes its own notes and checks them against the sources listed. Medha AI is an independent preparation service. It is not affiliated with, endorsed by or connected to APPSC, TGPSC (formerly TSPSC), MPSC, UPSC or any other commission or government body.