Marketing MCQs Police Department PPSC Past Papers Punjab Police Department Sub Inspector (SI)

A twice as good as workman as B and together they finish a piece of work in 18 days. In how many days will B alone finish the work?

  • 53 days
  • 54 days
  • 55 days
  • 56 days
  • b
  • A is twice then B
    If B does 1 unit work then A = 02 Unit
    A & B working together = 1+2 = 3
    18 Hours work of both =18*3=54 days

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Mathematics MCQs Police Department PPSC Past Papers Punjab Police Department Sub Inspector (SI)

A solution of water and sugar contains 10% sugar the solution weight is 8 kg. When 2 kg of water is added to this solution the percentage of sugar becomes?

  • 14%
  • 12%
  • 10%
  • 8%
  • d
  • 10% of 8 kg = 0.8 Kg Sugar
    Amount of Water = 08-0.8=7.2 Kg Water
    Addition of 02 Kg Water = 7.2+2= 9.2 Kg Water
    0.8/10*100=8% Suagar

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