Maths Questions and Answers Practice Question and Answer

Q:

 76 मीटर लंबी और 48 मीटर चौड़ी एक आयत का परिमाप है:

1111 0

  • 1
    240 मीटर
    Correct
    Wrong
  • 2
    124 मीटर
    Correct
    Wrong
  • 3
    248 मीटर
    Correct
    Wrong
  • 4
    126 मीटर
    Correct
    Wrong
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Answer : 3. "248 मीटर "

Q:

यदि व्यंजक  $$x^3+ax^2+ 2x+3 $$, (x+1) से पूर्णत: विभाजित है तो का  a मान होगा—

1105 0

  • 1
    2
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    -1
    Correct
    Wrong
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Answer : 2. "0"

Q:

218010 की पूर्ववर्ती संख्या कितनी है? 

1031 0

  • 1
    228010
    Correct
    Wrong
  • 2
    218011
    Correct
    Wrong
  • 3
    218009
    Correct
    Wrong
  • 4
    218000
    Correct
    Wrong
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Answer : 3. "218009 "

Q:

यदि bx2-ax + log2my=0  के मूल x1 और x2 है और x12=a2+x22 है तो a और b के रूप में मूल ज्ञात कीजिए।

989 0

  • 1
    $$ {a\over2ab}{(a^{2}+1)},{a\over2ab}{(1-b^{2})}$$
    Correct
    Wrong
  • 2
    $$ {a\over2b}{(b^{2}+1)},{a\over2b}{(1-a^{2})}$$
    Correct
    Wrong
  • 3
    $$ {a\over2ab}{(b^{2}-1)},{a\over2ab}{(1-b^{2})}$$
    Correct
    Wrong
  • 4
    $$ {a\over2b}{(b^{2}+1)},{a\over2b}{(1-b^{2})}$$
    Correct
    Wrong
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Answer : 1. "$$ {a\over2ab}{(a^{2}+1)},{a\over2ab}{(1-b^{2})}$$"

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Answer : 1. "13/21"

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Answer : 2. "10 सेमी "

Q:

यदि किसी डाटा में से 32 को हटा दें: 20, 25, 28, 32, 38, 45, 48, 52, तब माध्यिका में कितने की वृद्धि होगी?

686 0

  • 1
    1
    Correct
    Wrong
  • 2
    1.5
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
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Answer : 4. "3 "

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