Number System Questions Practice Question and Answer

Q:

The total number of integers between 100 and 200, which are divisible by both 9 and 6, is 

1027 0

  • 1
    7
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    6
    Correct
    Wrong
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Answer : 4. "6 "

Q:

The least value of n, such that (1 + 3 + 32 + ... + 3n) exceeds 2000, is-

1025 0

  • 1
    7
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    5
    Correct
    Wrong
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Answer : 2. "8 "

Q:

The number 2918245 is divisible by which of the following numbers?

1024 0

  • 1
    3
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 2. "11"

Q:

The smallest number which when divided by 18, 24, 38 and 42 leaves the remainder 15, 21,     35 and 39 respectively is :-

1022 0

  • 1
    6097
    Correct
    Wrong
  • 2
    9573
    Correct
    Wrong
  • 3
    9887
    Correct
    Wrong
  • 4
    2397
    Correct
    Wrong
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Answer : 2. "9573"

Q:

While solving a problem, by mistake, Anita squared a number and then subtracted 25 from it rather than first subtracting 25 from the number and then squaring it. But she got the right answer. What was the given number? 

1021 0

  • 1
    48
    Correct
    Wrong
  • 2
    13
    Correct
    Wrong
  • 3
    38
    Correct
    Wrong
  • 4
    Cannot be determined
    Correct
    Wrong
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Answer : 2. "13 "

Q:

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

3.6 + 36.6 +3.66+0.36+3.0=?

1021 0

  • 1
    44.22
    Correct
    Wrong
  • 2
    77.22
    Correct
    Wrong
  • 3
    74.22
    Correct
    Wrong
  • 4
    47.22
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 4. "47.22"

Q:

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

9.5 % of 720 + 1.5 % of 320 = ? 

1020 0

  • 1
    15.25
    Correct
    Wrong
  • 2
    14.25
    Correct
    Wrong
  • 3
    12.25
    Correct
    Wrong
  • 4
    13.25
    Correct
    Wrong
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Answer : 2. "14.25"

Q:

1, 3, 5, 7, ………total average of 25th number  is:

1019 0

  • 1
    125
    Correct
    Wrong
  • 2
    25
    Correct
    Wrong
  • 3
    625
    Correct
    Wrong
  • 4
    50
    Correct
    Wrong
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Answer : 2. "25"

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