Number System Questions Practice Question and Answer

Q:

What is the smallest number of 5 digits which is exactly divisible by 12, 24, 48, 60 and 96?

943 0

  • 1
    10000
    Correct
    Wrong
  • 2
    10024
    Correct
    Wrong
  • 3
    10080
    Correct
    Wrong
  • 4
    10160
    Correct
    Wrong
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Answer : 3. "10080"

Q:

The product of two numbers is 24 times the difference of these two numbers. If the sum of these two numbers is 14. Find the larger number?

941 0

  • 1
    9
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 4. " 8"

Q:

The sum of all natural numbers between 100 and 200. Which are multiple of 3 will be: 

938 0

  • 1
    4950
    Correct
    Wrong
  • 2
    4900
    Correct
    Wrong
  • 3
    4980
    Correct
    Wrong
  • 4
    5000
    Correct
    Wrong
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Answer : 1. "4950 "

Q:

Two numbers are such that their difference, their sum and their product is in the ratio of 1: 7: 24. The product of numbers is

937 0

  • 1
    24
    Correct
    Wrong
  • 2
    36
    Correct
    Wrong
  • 3
    48
    Correct
    Wrong
  • 4
    60
    Correct
    Wrong
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Answer : 3. "48"

Q:

Divide 50 into two parts so that the sum of their reciprocals is  

929 0

  • 1
    24, 36
    Correct
    Wrong
  • 2
    28, 22
    Correct
    Wrong
  • 3
    35, 15
    Correct
    Wrong
  • 4
    20, 30
    Correct
    Wrong
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Answer : 4. "20, 30 "

Q:

The mean of 20 items is 55. If two items 45 and 30 are removed, what will be the new mean of the remaining items?

929 0

  • 1
    65.1
    Correct
    Wrong
  • 2
    65.3
    Correct
    Wrong
  • 3
    56.9
    Correct
    Wrong
  • 4
    56
    Correct
    Wrong
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Answer : 1. "65.1"

Q:

If the number x3339 is divisible by 11, what is the face value of x?

928 0

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

Q:

What will be come in place of question mark(?) in the following number series?
14, 8, 7 , 11.5, 22, ?

926 0

  • 1
    54
    Correct
    Wrong
  • 2
    64
    Correct
    Wrong
  • 3
    62
    Correct
    Wrong
  • 4
    58
    Correct
    Wrong
  • 5
    56
    Correct
    Wrong
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Answer : 5. "56"

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