Word Problems


Word Problems logoSubject: Mental Ability    Exam: NTSE

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Important Concepts in Word Problems

Find notes, videos, important points and questions to practice on each of these concepts.

  • Age Related Problems

  • Number Related Problems

  • Profit and Loss

  • Ratio and Proportion

  • Pipes and Cisterns

  • Time Work and Distance

  • Trains Related Problems

  • Boats and Streams

  • Alligation or Mixtures

  • Miscellaneous

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Important Points

Speed = Distance/Time, Distance = Speed x Time
Any two digit number with digits x and y will be written as 10x+y in an expression
Gain = SP - CP, Loss = CP-SP
Gain % = (Gain x 100)/CP, Loss % = (Loss x 100)/CP
SP (Gain) =((100 + Gain %) x CP)/100, SP (Loss) = ((100 - Loss %) x CP)/100
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