Aptitude Practice Question and Answer

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Answer : 4. "38 : 23"

Q:

यदि $$ {x+{1\over x}=7}$$  है तो $$ {x^{2}+{1\over {x^{2}}}=?}$$ का मान होगा?

645 0

  • 1
    47
    Correct
    Wrong
  • 2
    45
    Correct
    Wrong
  • 3
    49
    Correct
    Wrong
  • 4
    51
    Correct
    Wrong
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Answer : 1. "47"

Q:

15625 के 5 घात के रूप में व्यक्त करें?

645 0

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

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Answer : 3. "234 "
Explanation :

(i)  संख्या = 643 – 175 = 468

(ii) संख्या = 1752 – 114 = 1638

(iii) संख्या = 1149 – 213 = 936

स्पष्टतः, 468, 1638 और 936, 234 और 234 > 213 के गुणज हैं।

भाजक = 234

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Answer : 1. "16.38 किमी/घंटा"

Q:

यदि समचतुर्भुज का क्षेत्रफल 240 वर्ग फीट है यदि इसका एक विकर्ण 16 फीट है तो समचतुर्भुज की भुजा की लम्बाई कितनी होगी ( मीटर में ) ?

641 0

  • 1
    5.1 मीटर
    Correct
    Wrong
  • 2
    4.1 मीटर
    Correct
    Wrong
  • 3
    5.6 मीटर
    Correct
    Wrong
  • 4
    6.8 मीटर
    Correct
    Wrong
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Answer : 1. "5.1 मीटर"

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