Number System Questions Practice Question and Answer

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?

2071 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 smallest possible three - place decimal is: 

2070 0

  • 1
    0.012
    Correct
    Wrong
  • 2
    0.123
    Correct
    Wrong
  • 3
    0.111
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 4. "None of the above"

Q:

What is the sum of all natural numbers between 100 and 400 which are divisible by 13? 

2060 0

  • 1
    5434
    Correct
    Wrong
  • 2
    5761
    Correct
    Wrong
  • 3
    5334
    Correct
    Wrong
  • 4
    5681
    Correct
    Wrong
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Answer : 4. "5681"

Q:

For what value of m will the system of equations 17x+my+102=0 and 23x+299y+138=0 have infinite number of solutions? 

2060 0

  • 1
    221
    Correct
    Wrong
  • 2
    223
    Correct
    Wrong
  • 3
    220
    Correct
    Wrong
  • 4
    219
    Correct
    Wrong
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Answer : 1. " 221 "

Q:

Find the sum of all prime numbers between 10 and 90.

2049 0

  • 1
    963
    Correct
    Wrong
  • 2
    1064
    Correct
    Wrong
  • 3
    774
    Correct
    Wrong
  • 4
    844
    Correct
    Wrong
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Answer : 1. "963"

Q:

If a and b are odd numbers, then which of the following is even?

2049 0

  • 1
    a + b + ab
    Correct
    Wrong
  • 2
    a + b - 1
    Correct
    Wrong
  • 3
    a + b + 1
    Correct
    Wrong
  • 4
    a + b + 2ab
    Correct
    Wrong
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Answer : 4. "a + b + 2ab "

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Answer : 4. "70,50 "

Q:

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

2034 0

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

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