HCF and LCM Practice Question and Answer

Q:

The product of two number is 4107. If the HCF of the number is 37. The greatest number is

826 0

  • 1
    185
    Correct
    Wrong
  • 2
    111
    Correct
    Wrong
  • 3
    107
    Correct
    Wrong
  • 4
    101
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "111 "

Q:

What is the L.C.M of 12, 23, 24?

918 0

  • 1
    120
    Correct
    Wrong
  • 2
    529
    Correct
    Wrong
  • 3
    552
    Correct
    Wrong
  • 4
    562
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "552"

Q:

If the HCF and LCM of 5x and 8x are 9 and 360 respectively, find value of x. 

1348 0

  • 1
    5
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "9 "

Q:

The LCM of two numbers is 12 times their HCF. The sum of the HCF and the LCM is 403. If one of the number is 93, then the other number is. 

961 0

  • 1
    124
    Correct
    Wrong
  • 2
    128
    Correct
    Wrong
  • 3
    134
    Correct
    Wrong
  • 4
    138
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "124 "

Q:

Two numbers are in the ratio 3: 4. If their LCM is 240, the E smaller of the two numbers is: 

1017 1

  • 1
    100
    Correct
    Wrong
  • 2
    80
    Correct
    Wrong
  • 3
    60
    Correct
    Wrong
  • 4
    50
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "60 "

Q:

Find the total number of Prime Factors of 720 ? 

891 0

  • 1
    5
    Correct
    Wrong
  • 2
    30
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "7 "

Q:

The LCM of two numbers is 495 and their HCF is 5. If the sum of the numbers is 100, then their difference is: 

3033 0

  • 1
    10
    Correct
    Wrong
  • 2
    46
    Correct
    Wrong
  • 3
    70
    Correct
    Wrong
  • 4
    90
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "10 "

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:

1173 0

  • 1
    7 only
    Correct
    Wrong
  • 2
    11 only
    Correct
    Wrong
  • 3
    13 only
    Correct
    Wrong
  • 4
    1001 only
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "1001 only "

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully