HCF and LCM Practice Question and Answer

Q:

What is the Highest Factor of $$ {2^{3}×{3^{5}}} and \ {2^{3}×{3^{5}}}$$ ?

685 0

  • 1
    $$ {2^{3}×{3^{5}×{5^{2}}}}$$
    Correct
    Wrong
  • 2
    $$ {3^{3}} $$
    Correct
    Wrong
  • 3
    $$ {2^{1}×{3^{3}×{5^{1}}}}$$
    Correct
    Wrong
  • 4
    $$ {{3^{5}×{5^{2}}}}$$
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "$$ {3^{3}} $$"

Q:

The sum of two numbers is 232 and their HCF is 29. What is the numbers of such pairs of numbers satisfied the above condition?

1353 0

  • 1
    0
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "2"

Q:

The L.C.M. of two numbers is 4 times their H.C.F. The sum of L.C.M. and H.C.F is 125. If one of the numbers is 100, then the other number is-

1028 0

  • 1
    100
    Correct
    Wrong
  • 2
    125
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    25
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "25 "

Q:

What is the minimum number of square marbles required to tile a floor of length 5 meters 78 cm. and width 3 meters 74 cm?  

1343 0

  • 1
    540
    Correct
    Wrong
  • 2
    748
    Correct
    Wrong
  • 3
    176
    Correct
    Wrong
  • 4
    187
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "187 "

Q:

Find the LCM of x and (x+3).

655 0

  • 1
    x(x+3)
    Correct
    Wrong
  • 2
    x2(x+3)
    Correct
    Wrong
  • 3
    (x+3)
    Correct
    Wrong
  • 4
    x
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "x(x+3)"

Q:

What is the L.C.M of 12, 36, 6 and 9?

650 0

  • 1
    36
    Correct
    Wrong
  • 2
    144
    Correct
    Wrong
  • 3
    108
    Correct
    Wrong
  • 4
    62
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "36"

Q:

The product of two numbers is 2028 and their HCF is 13. The number of such pair is-

819 0

  • 1
    1
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "2"

Q:

The HCF of 156, 312 and 195 is :

1524 0

  • 1
    39
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    78
    Correct
    Wrong
  • 4
    13
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "39"

      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