HCF and LCM Aptitude Questions Practice Question and Answer

Q:

$$ {2\over 5},{3\over 10},{4\over 15}$$ लघुत्तम समापर्वतक क्या है—

631 0

  • 1
    $$ {12\over 15}$$
    Correct
    Wrong
  • 2
    $$ {1\over 30}$$
    Correct
    Wrong
  • 3
    $$ {12\over 5}$$
    Correct
    Wrong
  • 4
    इनमें से कोई नहीं
    Correct
    Wrong
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Answer : 3. "$$ {12\over 5}$$"

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Answer : 2. "84"

Q:

यदि x2 + ax + b और x2 + cx + d का सार्व गुणनखण्ड( x + k )  है, तो k किसके बराबर है?

792 0

  • 1
    $$ {(d-b)\over {(c-a)}}$$
    Correct
    Wrong
  • 2
    $$ {(d-b)\over {(a-c)}}$$
    Correct
    Wrong
  • 3
    $$ {(d+b)\over {(c+a)}}$$
    Correct
    Wrong
  • 4
    $$ {(d-b)\over {(c+a)}}$$
    Correct
    Wrong
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Answer : 1. "$$ {(d-b)\over {(c-a)}}$$"

Q:

2x3 + x2 -x -2 और 3x3- 2x2 + x - 2 का महत्तम समापवर्तक क्या है?

1151 0

  • 1
    x – 1
    Correct
    Wrong
  • 2
    x + 1
    Correct
    Wrong
  • 3
    2x + 1
    Correct
    Wrong
  • 4
    2x – 1
    Correct
    Wrong
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Answer : 1. " x – 1"

Q:

दो संख्याओं का म.स.प. और ल.स.प. क्रमश: 21 और 4641 है । यदि उसमें से एक संख्या 200 और 300 के बीच है, तो दोनों संख्याएं है? 

818 0

  • 1
    273, 357
    Correct
    Wrong
  • 2
    273,361
    Correct
    Wrong
  • 3
    273, 359
    Correct
    Wrong
  • 4
    273, 363
    Correct
    Wrong
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Answer : 1. "273, 357"

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Answer : 4. "96"

Q:

$$ {6x}{y^{2}z},{8x^{2}{y^{3}z^{2},{12{x^{3}{y^{3}z^{3}}}}}}$$ का  L.C.M ज्ञात कीजिए।

855 0

  • 1
    2xyz
    Correct
    Wrong
  • 2
    $$ {4x}{y^{2}z}$$
    Correct
    Wrong
  • 3
    $$ {3x}{y^{2}z}$$
    Correct
    Wrong
  • 4
    $$ {2x}{y^{2}z}$$
    Correct
    Wrong
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Answer : 4. "$$ {2x}{y^{2}z}$$"

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