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?

2027 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 sum of 10 terms of the arithmetic series is 390. If the third term of the series is 19. Find the first term

2022 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 the number 247_679 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be 

2014 0

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

Q:

The smallest possible three - place decimal is: 

2014 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:

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

2011 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:

In a division sum, the divisor is 3 times the quotient and 6 times the remainder. If the remainder is 2, then the dividend is: 

2002 0

  • 1
    50
    Correct
    Wrong
  • 2
    48
    Correct
    Wrong
  • 3
    36
    Correct
    Wrong
  • 4
    28
    Correct
    Wrong
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Answer : 1. "50 "

Q:

Direction : What should come in place of the question (?) in the following question.

$${34×4-12×8\over \ {6^2}+{\sqrt{196}}+(11)^2}=?$$

2001 0

  • 1
    $${40\over121}$$
    Correct
    Wrong
  • 2
    $${36\over171}$$
    Correct
    Wrong
  • 3
    $${14\over171}$$
    Correct
    Wrong
  • 4
    $${22\over171}$$
    Correct
    Wrong
  • 5
    none of these
    Correct
    Wrong
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Answer : 5. "none of these"

Q:

Find the least number exactly divisible by 12,15,20,27 ?

2001 0

  • 1
    450
    Correct
    Wrong
  • 2
    540
    Correct
    Wrong
  • 3
    230
    Correct
    Wrong
  • 4
    640
    Correct
    Wrong
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Answer : 2. "540"

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