Number System Questions Practice Question and Answer

Q:

Which of the following options has the greatest value?

676 0

  • 1
    (−99)+(−44)−12
    Correct
    Wrong
  • 2
    20+4+(−8)−2+3+6
    Correct
    Wrong
  • 3
    (−18)−45+(−3−2)
    Correct
    Wrong
  • 4
    (−22)+(−4−7)
    Correct
    Wrong
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Answer : 2. "20+4+(−8)−2+3+6"

Q:

(49)15 – 1 is exactly divisible by: 

659 0

  • 1
    29
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    50
    Correct
    Wrong
  • 4
    51
    Correct
    Wrong
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Answer : 2. "8"
Explanation :

Q:

The difference between a number and the square root of the number is 2. The number is:

656 0

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

Q:

In the number 15!/100, which digit will be in the unit's place?

644 0

  • 1
    5
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 4. "0"

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