Bomb Disposal Cadre (BDC) Constable (Sindh Police) Head Constable Mathematics MCQs Police Department Sindh Police Department STS SIBA Past Papers

Riaz’s age after 15 years will be 5 times his age five times back, what the present age of Riaz?

  • 10
  • 20
  • 30
  • 40
  • a
  • Suppose the age of Riz= X
    Riaz Age after 15 Years will be 5 times his age 5 years back= X + 15 = 5 (x-5)
    X+15 = 5 (x-5)
    X+15 = 5X -25
    X+15 +25=5X
    5X – X =40
    4X = 40
    X=40/4
    X=10

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Bomb Disposal Cadre (BDC) Constable (Sindh Police) Head Constable Mathematics MCQs Police Department Sindh Police Department STS SIBA Past Papers

If a car travels 120 miles in 2 hours, how far will it travel in 3 hours at the same speed?

  • 120 miles
  • 150 miles
  • 180 miles
  • 240 miles
  • c
  • Speed=Distance / Time
    Speed=120 miles / 2hrs =60 miles/hr
    Distance= Speed * Time
    Distance= 60*3=180 miles / hr

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