Aptitude Practice Question and Answer

Q:

$${ x^{2}b^{2}c^{3}}$$, $${ x^{3}bc^{4}}$$ and $${ x^{4}b^{2}c^{2}}$$ का चतुर्थ समानुपातिक ज्ञात कीजिये।

829 0

  • 1
    $${ x^{5}bc^{3}}$$
    Correct
    Wrong
  • 2
    $${ x^{4}bc^{2}}$$
    Correct
    Wrong
  • 3
    $${ x^{5}b^{3}c^{3}}$$
    Correct
    Wrong
  • 4
    $${ x^{5}b^{2}c^{5}}$$
    Correct
    Wrong
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Answer : 1. "$${ x^{5}bc^{3}}$$"

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Answer : 3. "$$ {192\sqrt{3}}\ cm^{2}$$"

Q:

r सेमी त्रिज्या के अर्धवृत्त में बने सबसे बड़े त्रिभुज का क्षेत्रफल ज्ञात कीजिए?

770 0

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

Q:

42 सेमी भुजा वाले समबाहु त्रिभुज में बने वृत्त का क्षेत्रफल ज्ञात कीजिये? (π=22/7)

801 0

  • 1
    $$ 231 \ cm^{2}$$
    Correct
    Wrong
  • 2
    $$ 462 \ cm^{2}$$
    Correct
    Wrong
  • 3
    $$ {22 \sqrt{3}}\ cm^{2}$$
    Correct
    Wrong
  • 4
    $$ 924 \ cm^{2}$$
    Correct
    Wrong
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Answer : 2. "$$ 462 \ cm^{2}$$"

Q:

जमीन से किसी बिन्दु P से, टॉवर के शीर्ष का उन्नयन का कोण 30 ° है। यदि टॉवर 100 मीटर ऊंचा है, तो टॉवर के पैर से बिंदु P की दूरी है:

853 0

  • 1
    149 मीटर
    Correct
    Wrong
  • 2
    156 मीटर
    Correct
    Wrong
  • 3
    173 मीटर
    Correct
    Wrong
  • 4
    200 मीटर
    Correct
    Wrong
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Answer : 3. "173 मीटर"

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Answer : 2. "$$ {2\over 9}$$"

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Answer : 2. " 2 सेमी"

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