HCF and LCM Practice Question and Answer

Q:

दो संख्याएं 3 : 4 के अनुपात में है यदि उनका ल.स. 240 हो तो दोनों में से छोटी संख्या होगी

902 0

  • 1
    100
    Correct
    Wrong
  • 2
    80
    Correct
    Wrong
  • 3
    60
    Correct
    Wrong
  • 4
    50
    Correct
    Wrong
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Answer : 3. "60"

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?

794 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?

1154 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? 

819 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"

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