RRB (NTPC) Practice Question and Answer

Q: A sum was put at simple interest at a certain rate for 2 years. Had it been put at a 3% higher rate; it would have fetched Rs. 72 more. The sum is: 1730 1

  • 1
    Rs.1200
    Correct
    Wrong
  • 2
    Rs.1500
    Correct
    Wrong
  • 3
    Rs. 1600
    Correct
    Wrong
  • 4
    Rs. 1800
    Correct
    Wrong
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Answer : 1. "Rs.1200"

Q: The Absolute zero on Celsius scale is 1694 1

  • 1
    -200ºC
    Correct
    Wrong
  • 2
    -273.15ºC
    Correct
    Wrong
  • 3
    -373.15ºC
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "-273.15ºC"

Q: If the numerator of a fraction is increased by 20% and the denominator is not changed, the resultant fraction thus obtained is . What was the original fraction? 1642 0

  • 1
    Correct
    Wrong
  • 2
    Correct
    Wrong
  • 3
    Correct
    Wrong
  • 4
    Correct
    Wrong
  • Show Answer
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Answer : 4. ""

Q: A rectangular carpet has an area of 60 square meter. If its diagonal and longer side together equal 5 times the shorter side, the length of its carpet is: 1615 0

  • 1
    5 m
    Correct
    Wrong
  • 2
    12 m
    Correct
    Wrong
  • 3
    13 m
    Correct
    Wrong
  • 4
    14.5 m
    Correct
    Wrong
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Answer : 2. "12 m"

Q: If x+y+z=6 and + +=20, then the value of ++-3xyz is 1584 0

  • 1
    64
    Correct
    Wrong
  • 2
    70
    Correct
    Wrong
  • 3
    72
    Correct
    Wrong
  • 4
    76
    Correct
    Wrong
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Answer : 3. "72"

Q: The percentage increase in the area of a rectangle, if each of its side is increased by 20% is: 1579 0

  • 1
    40%
    Correct
    Wrong
  • 2
    42%
    Correct
    Wrong
  • 3
    44%
    Correct
    Wrong
  • 4
    46%
    Correct
    Wrong
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Answer : 3. "44%"

Q: A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The Average speed for the the first 320 km of the tour is: 1574 0

  • 1
    35.55 km/hr
    Correct
    Wrong
  • 2
    36 km/hr
    Correct
    Wrong
  • 3
    71.11 km/hr
    Correct
    Wrong
  • 4
    71 km/hr
    Correct
    Wrong
  • Show Answer
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Answer : 3. "71.11 km/hr"

Q: A student has to obtain 33% of the total marks to pass. He got 125 marks and failed by 40 marks. The maximum marks are: 1531 0

  • 1
    300
    Correct
    Wrong
  • 2
    500
    Correct
    Wrong
  • 3
    800
    Correct
    Wrong
  • 4
    1000
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 2. "500"

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