Aptitude Practice Question and Answer

Q:

एक घन जिसकी भुजा 7.5 सेमी है, तो उसका आयतन कितना होगा?

1423 0

  • 1
    $$ {421.875\ cm^{3}}$$
    Correct
    Wrong
  • 2
    $$ {759.375\ cm^{3}}$$
    Correct
    Wrong
  • 3
    $$ {631.810\ cm^{3}}$$
    Correct
    Wrong
  • 4
    $$ {210.94\ cm^{3}}$$
    Correct
    Wrong
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Answer : 1. "$$ {421.875\ cm^{3}}$$ "

Q:

यदि $$ {3^{4x-y}={3^{x+y}=\sqrt{27}}}$$,   है तो y का मान होगा—

1741 0

  • 1
    $$ {9\over 10}$$
    Correct
    Wrong
  • 2
    $$ {3\over 2}$$
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    $$ {3\over 4}$$
    Correct
    Wrong
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Answer : 1. "$$ {9\over 10}$$"

Q:

दिए गए चित्र में यदि OA=10  और AC=16 है तो OB का मान होगा।

1693 0

  • 1
    5
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
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Answer : 2. "6"

Q:

$$ cot\ {π\over 20}\ cot{3π\over 20} \cot{5π\over20}\ cot{7π\over 20}\ cot {9π\over20}$$ का मान होगा।

1298 0

  • 1
    -1
    Correct
    Wrong
  • 2
    $$ {1\over 2}$$
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 4. "1"

Q:

दिए गए चित्र में यदि AD ‖ BC,  और∠ABC=72°,  है तो ∠BCD का मान होगा।

1377 0

  • 1
    108°
    Correct
    Wrong
  • 2
    36°
    Correct
    Wrong
  • 3
    90°
    Correct
    Wrong
  • 4
    72°
    Correct
    Wrong
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Answer : 4. "72°"

Q:

यदि $$ {x+{1\over 16x}}=1 $$,  है तो $$ {64x^{3}+{1\over 64x^{3}}}$$  का मान होगा—

2063 0

  • 1
    40
    Correct
    Wrong
  • 2
    52
    Correct
    Wrong
  • 3
    64
    Correct
    Wrong
  • 4
    76
    Correct
    Wrong
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Answer : 2. "52"

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