Number System Questions Practice Question and Answer

Q:

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

870 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:

A man spends   of his income on food,    of his income house rent and   of his income on clothes. If he still has Rs. 400 left with him, his income is: 

866 0

  • 1
    Rs. 6000
    Correct
    Wrong
  • 2
    Rs. 7000
    Correct
    Wrong
  • 3
    Rs. 4000
    Correct
    Wrong
  • 4
    Rs. 5000
    Correct
    Wrong
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Answer : 1. "Rs. 6000"

Q:

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

863 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:

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

861 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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Answer : 2. "47"

Q:

Direction : What value should come in place question mark(?) in the following questions?

4 × 5– 32 × 7 + 62=?+24

860 0

  • 1
    Correct
    Wrong
  • 2
    Correct
    Wrong
  • 3
    Correct
    Wrong
  • 4
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. ""

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?

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

857 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"

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