Aptitude Practice Question and Answer

Q:

यदि a + b + c = 0  है, तो a3+b3+cकिसके बराबर है ?

2549 0

  • 1
    a + b + c
    Correct
    Wrong
  • 2
    abc
    Correct
    Wrong
  • 3
    2abc
    Correct
    Wrong
  • 4
    3abc
    Correct
    Wrong
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Answer : 4. "3abc"

Q:

यदि 2sin2 θ – 3 sin θ + 1 = 0,  θ धन न्यून है, तो θ के मान है ?

1611 0

  • 1
    $$ 30^0, 90^0$$
    Correct
    Wrong
  • 2
    $$ 60^0, 55^0$$
    Correct
    Wrong
  • 3
    $$ 60^0, 45^0$$
    Correct
    Wrong
  • 4
    $$ 45^0, 55^0$$
    Correct
    Wrong
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Answer : 1. "$$ 30^0, 90^0$$"

Q:

sec4 A (1 – sin4A) – 2tan2A का मान है?

1405 0

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

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Answer : 2. "Rs . 183.3 "

Q:

यदि a2+b2+c2 = 2(a – b – c) – 3  है, तो 4a – 3b + 5c का मान ज्ञात करें।

1386 0

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

Q:

यदि दो संख्याओं के योग तथा अंतर क्रमश: 20 और 8 हैं, तो उनके वर्गो का अंतर ज्ञात करें? 

1440 0

  • 1
    12
    Correct
    Wrong
  • 2
    28
    Correct
    Wrong
  • 3
    80
    Correct
    Wrong
  • 4
    160
    Correct
    Wrong
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Answer : 4. "160"

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