What is the wages of Worker? If

A textile worker’s wages is increased by 20% and afterwards decreased by 20%, than the % of wages is

  1. increased by 4%
  2. decreases by 4%
  3. do not change
  4. increased by 3.5%
Monis Rasool Professor Asked on 25th May 2015 in Maths.
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  • 1 Answer(s)

    Answer: (b) decreases by 4%
    Explanation:-

    Let be the worker’s wages = 100

    According to Question, worker’s wages is increased by 20% = 100 + 100 x 20/100
    = 100 + 20 = 120
    and decreased by 20% = 120 – 120 x 20/100 = 100 – 24 = 96
    then, = 96 – 100 = – 4% decreases

    Anurag Mishra Professor Answered on 25th May 2015.
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