Number System Questions Practice Question and Answer

Q:

Each member of a club contributes as much rupees and as much praise as the number of members of the club. If the total contribution is ₹2525, then the number of members of the club is:

1378 0

  • 1
    60
    Correct
    Wrong
  • 2
    45
    Correct
    Wrong
  • 3
    55
    Correct
    Wrong
  • 4
    50
    Correct
    Wrong
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Answer : 4. "50 "

Q:

On dividing a certain number by 342 we get 47 as remainder. If the same number is divided by 18, what will be the remainder?

1374 0

  • 1
    15
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    17
    Correct
    Wrong
  • 4
    13
    Correct
    Wrong
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Answer : 2. "11"

Q:

The number 45789 is divisible by which of the single digit number: 

1370 0

  • 1
    Only by 3
    Correct
    Wrong
  • 2
    Only by 9
    Correct
    Wrong
  • 3
    Only by 3 and 7
    Correct
    Wrong
  • 4
    Only by 3 and 9
    Correct
    Wrong
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Answer : 1. "Only by 3 "

Q:

The numbers 1, 3, 5, 7______99 and 128 are multiplied together. The number of zeros at the end of the product must be: 

1355 0

  • 1
    19
    Correct
    Wrong
  • 2
    22
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    Nil
    Correct
    Wrong
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Answer : 2. "22 "

Q:

The least number which must be subtracted from 2361 to make it a perfect square is

1351 0

  • 1
    77
    Correct
    Wrong
  • 2
    67
    Correct
    Wrong
  • 3
    57
    Correct
    Wrong
  • 4
    47
    Correct
    Wrong
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Answer : 3. "57 "

Q:

The sum of 10 terms of the arithmetic series is 390. If the third term of the series is 19. Find the first term

1337 0

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

Q:

If P713 is divisible by 11, find the number P?

1336 0

  • 1
    5
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 4. "9"

Q:

How many even three-digit numbers can be formed from the digits 1 , 2 , 5 , 6 and 9 without repeating any of the digits? 

1330 0

  • 1
    40
    Correct
    Wrong
  • 2
    24
    Correct
    Wrong
  • 3
    120
    Correct
    Wrong
  • 4
    48
    Correct
    Wrong
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Answer : 2. "24 "

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