Practice Question and Answer

Q:

पृथ्वी की अनुमानित परिधि क्या है?

3040 0

  • 1
    70,000 किलोमीटर
    Correct
    Wrong
  • 2
    50,000 किलोमीटर
    Correct
    Wrong
  • 3
    40,000 किलोमीटर
    Correct
    Wrong
  • 4
    90,000 किलोमीटर
    Correct
    Wrong
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Answer : 3. "40,000 किलोमीटर"
Explanation :

उन मापों का उपयोग करते हुए, पृथ्वी की भूमध्यरेखीय परिधि लगभग 24,901 मील (40,075 किमी) है। हालाँकि, ध्रुव से ध्रुव तक - मेरिडियन परिधि - पृथ्वी केवल 24,860 मील (40,008 किमी) के आसपास है। ध्रुवों पर चपटे होने के कारण बनी हमारे ग्रह की आकृति को चपटा गोलाकार कहा जाता है।

Q:

दिए गए चित्र में त्रिभुजों की संख्या ज्ञात कीजिए?

3040 0

  • 1
    23
    Correct
    Wrong
  • 2
    16
    Correct
    Wrong
  • 3
    19
    Correct
    Wrong
  • 4
    21
    Correct
    Wrong
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Answer : 4. "21"

Q: If (1 × 2 × 3 × 4 ........ × n) = n!, then 15! - 14! - 13! is equal to ___? 3039 0

  • 1
    14 × 13 × 13!
    Correct
    Wrong
  • 2
    15 × 14 × 14!
    Correct
    Wrong
  • 3
    14 × 12 × 12!
    Correct
    Wrong
  • 4
    15 × 13 × 13!
    Correct
    Wrong
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Answer : 4. "15 × 13 × 13!"
Explanation :

Answer: D) 15 × 13 × 13! Explanation: 15! - 14! - 13! = (15 × 14 × 13!) - (14 × 13!) - (13!) = 13! (15 × 14 - 14 - 1) = 13! (15 × 14 - 15) = 13! x 15 (14 - 1) = 15 × 13 × 13!

Q: A person takes a loan of Rs. 200 at 5% simple interest. He returns Rs.100 at the end of one year. In order clear his dues at the end of 2 years, he would pay : 3039 0

  • 1
    Rs. 100
    Correct
    Wrong
  • 2
    Rs. 105
    Correct
    Wrong
  • 3
    Rs. 115
    Correct
    Wrong
  • 4
    Rs. 110
    Correct
    Wrong
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Answer : 3. "Rs. 115"
Explanation :

Answer: C) Rs. 115 Explanation: Amount to be paid = Rs.100+200×5×1100+100×5×1100= Rs. 115.

Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Concerned with beauty or the appreciation of beauty

3039 0

  • 1
    Foul
    Correct
    Wrong
  • 2
    Aesthetic
    Correct
    Wrong
  • 3
    Hideous
    Correct
    Wrong
  • 4
    Gross
    Correct
    Wrong
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Answer : 2. "Aesthetic"

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Answer : 3. "12 मिनट"

Q: Simplify the following : 373+353+283-3x37x35x28372+352+282-37x35-35x28-37x28 ? 3038 0

  • 1
    100
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 1. "100"
Explanation :

Answer: A) 100 Explanation: Given 373+353+283-3x37x35x28372+352+282-37x35-35x28-37x28   It is in the form of  a3+b3+c3-3abca2+b2+c2-ab-bc-ca= a + b + c   Here a = 37, b = 35 & c = 28    => a + b + c = 37 + 35 + 28 = 100       Therefore,   = 100

Q:

उस पद का चयन करें, जो निम्नलिखित अक्षर श्रृंखला को पूरा करेगा।
QN, RP, TS, WW, ____ FH

3038 0

  • 1
    YC
    Correct
    Wrong
  • 2
    AB
    Correct
    Wrong
  • 3
    AC
    Correct
    Wrong
  • 4
    XB
    Correct
    Wrong
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Answer : 2. "AB"

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