HCF and LCM Aptitude Questions Practice Question and Answer

Q:

The number 5769116 is divisible by which of the following numbers?

1592 0

  • 1
    4
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 1. "4"

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Answer : 2. "70"

Q:

The LCM of two consecutive even numbers is 144, find the numbers?

1555 0

  • 1
    16 and 18
    Correct
    Wrong
  • 2
    14 and 16
    Correct
    Wrong
  • 3
    18 and 20
    Correct
    Wrong
  • 4
    22 and 24
    Correct
    Wrong
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Answer : 1. "16 and 18 "

Q:

The HCF and LCM of two number are 20 and 120, respectively. If one number is 50 percent more than the other number, then which is the smaller number.

1546 0

  • 1
    80
    Correct
    Wrong
  • 2
    40
    Correct
    Wrong
  • 3
    60
    Correct
    Wrong
  • 4
    20
    Correct
    Wrong
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Answer : 2. "40"

Q:

If the product of three consecutive numbers is 210 then the sum of the smaller numbers is: 

1535 0

  • 1
    5
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
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Answer : 2. "11"

Q:

The greatest number, which when divides 989 and 1327 leave remainder 5 and 7 respectively: 

1500 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:

A six digit number is formatted by repeating a three digit number: for example, 256, 256 or 678, 678 etc. Any number of this form is always exactly divisible by:

1498 0

  • 1
    7 only
    Correct
    Wrong
  • 2
    11 only
    Correct
    Wrong
  • 3
    13 only
    Correct
    Wrong
  • 4
    1001 only
    Correct
    Wrong
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Answer : 4. "1001 only "

Q:

Four bells ring at the intervals of 5, 6, 8 and 9 seconds. All the bells ring simultaneously at some time. They will again ring simultaneously after: 

1497 0

  • 1
    6 minutes
    Correct
    Wrong
  • 2
    12 minutes
    Correct
    Wrong
  • 3
    18 minutes
    Correct
    Wrong
  • 4
    24 minutes
    Correct
    Wrong
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Answer : 1. "6 minutes "

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