Aptitude Practice Question and Answer

Q:

किसी बहुभुज के आंतरिक कोणों का योग 1080 है । बहुभुज की भुजाओं की संख्याऐं ज्ञात करें ? 

1288 0

  • 1
    6
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    10
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 2. "8 "

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Answer : 1. "15, 12 "

Q:

एक भिन्न के 5 गुना तथा इसके व्युत्क्रम के 4 गुना का योग 9 है। तो भिन्न ज्ञात कीजिए?

2000 0

  • 1
    $$ {2\over7}$$
    Correct
    Wrong
  • 2
    $$ {5\over4}$$
    Correct
    Wrong
  • 3
    $$ {4\over5}$$
    Correct
    Wrong
  • 4
    $$ {7\over2}$$
    Correct
    Wrong
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Answer : 3. "$$ {4\over5}$$"

Q:

यदि a-b=10 , ab=-21,  है तो a3-bका मान होगा।

1398 0

  • 1
    316
    Correct
    Wrong
  • 2
    370
    Correct
    Wrong
  • 3
    185
    Correct
    Wrong
  • 4
    158
    Correct
    Wrong
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Answer : 2. "370"

Q:

किसी वर्ग के विकर्ण की लंबाई ‘a’ cm है । निम्नलिखित में वर्ग का क्षेत्रफल सेमी. में ज्ञात करें ?

1280 0

  • 1
    2a
    Correct
    Wrong
  • 2
    a\√2
    Correct
    Wrong
  • 3
    $$a^2\2$$
    Correct
    Wrong
  • 4
    $$a2\4$$
    Correct
    Wrong
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Answer : 3. "$$a^2\2$$"

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