Number System Questions Practice Question and Answer

Q:

Each member of a Picnic party contributed twice as many rupees as the total collection was Rs.3042. The number of members present in the party was 

1169 0

  • 1
    2
    Correct
    Wrong
  • 2
    32
    Correct
    Wrong
  • 3
    42
    Correct
    Wrong
  • 4
    39
    Correct
    Wrong
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Answer : 4. "39"
Explanation :

Let the required number of persons be x.

According to the question, 2x2 = 3042

Or

or 

Q:

The sum of the digits of a 2 digit number is 9. When 27 is added to the number, the digits get interchanged. Find the number.

1167 0

  • 1
    45
    Correct
    Wrong
  • 2
    36
    Correct
    Wrong
  • 3
    18
    Correct
    Wrong
  • 4
    27
    Correct
    Wrong
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Answer : 2. "36"

Q:

When a number is increased by 28, it becomes 107% of itself. What is the number?

1166 0

  • 1
    336
    Correct
    Wrong
  • 2
    420
    Correct
    Wrong
  • 3
    400
    Correct
    Wrong
  • 4
    252
    Correct
    Wrong
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Answer : 3. "400"

Q:

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

0.75 % of 90 + 0.55 % of 80=?

1163 0

  • 1
    1.725
    Correct
    Wrong
  • 2
    1.475
    Correct
    Wrong
  • 3
    1.325
    Correct
    Wrong
  • 4
    1.115
    Correct
    Wrong
  • 5
    0.995
    Correct
    Wrong
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Answer : 4. "1.115"

Q:

The least number that must be added to 8961 to make it exactly divisible by 84 is 

1162 0

  • 1
    141
    Correct
    Wrong
  • 2
    107
    Correct
    Wrong
  • 3
    27
    Correct
    Wrong
  • 4
    57
    Correct
    Wrong
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Answer : 3. "27 "

Q:

The greatest number which when divided by 989 and 1327 leaves remainder 5 and 7 respectively is

1162 0

  • 1
    8
    Correct
    Wrong
  • 2
    16
    Correct
    Wrong
  • 3
    24
    Correct
    Wrong
  • 4
    32
    Correct
    Wrong
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Answer : 3. "24 "

Q:

The third proportional of two numbers 9 and  24 is

1159 0

  • 1
    39
    Correct
    Wrong
  • 2
    48
    Correct
    Wrong
  • 3
    72
    Correct
    Wrong
  • 4
    64
    Correct
    Wrong
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Answer : 4. "64"

Q:

A number is divided by 6 and 5 is added to this quotient Again sum is divided by 9 and the quotient obtained is 1. Find the number.

1159 0

  • 1
    24
    Correct
    Wrong
  • 2
    42
    Correct
    Wrong
  • 3
    54
    Correct
    Wrong
  • 4
    30
    Correct
    Wrong
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Answer : 1. "24"

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