IIT JEE Practice Question and Answer

Q: When a number is divided by 138 the remainder is 26. What will be the remainder if the same number is divided by 23 ? 1313 0

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

Answer: C) 3 Explanation: Number = quotient x divisor + remainder;so, herenumber = 138 k + 26=> (23 x 6k) + (23+3)=> 23(6k+1)+3so, remainder is 3.

Q: What tastes better than it smells? 1312 0

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Answer :
Explanation :

Tongue. Yes tongue tastes better than it smells as it can't smell.

Q: Which of the following is a false statement? 1311 0

  • 1
    As bond order increases the strength of the bond increases
    Correct
    Wrong
  • 2
    Bond order is proportional to the bond length
    Correct
    Wrong
  • 3
    Molecules with negative bond order are highly unstable
    Correct
    Wrong
  • 4
    Bond order is inversely proportional to the bond length
    Correct
    Wrong
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Answer : 2. "Bond order is proportional to the bond length"
Explanation :

Answer: B) Bond order is proportional to the bond length Explanation: Bond order is proportional to the bond length is a False statement since Bond order is inversely proportional to the bond length.

Q: Simplify the following : 4 15 × 3 13 + ? = 20% of 120 1311 0

  • 1
    10
    Correct
    Wrong
  • 2
    24
    Correct
    Wrong
  • 3
    36
    Correct
    Wrong
  • 4
    40
    Correct
    Wrong
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Answer : 1. "10"
Explanation :

Answer: A) 10 Explanation: Given equation can be written as 215 x 103 + ? = 24=> 14 + ? = 24=> ? = 24 - 14=> ? = 10

Q: IG full form in police department? 1311 0

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Answer :
Explanation :

IG stands for Inspector General of Police. DIG(Deputy Inspector General ofPolice) is a One-star rank in the police service who works under IG.

Q: Name the U.S. war between the north and the south? 1310 0

  • 1
    American Civil War
    Correct
    Wrong
  • 2
    Colonial wars
    Correct
    Wrong
  • 3
    War of Independence
    Correct
    Wrong
  • 4
    Post-Civil War
    Correct
    Wrong
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Answer : 1. "American Civil War"
Explanation :

Answer: A) American Civil War Explanation: The American Civil War has been known by a number of names since it began in 1861.   In most East Asian languages, the war is called "Battle between North and South side of the United States" or more commonly as "American (U.S.) North–South War", depending on the individual language.

Q: Which country has topped the 2017 A.T. Kearney Global Retail Development Index (GRDI) ? 1310 0

  • 1
    China
    Correct
    Wrong
  • 2
    Nepal
    Correct
    Wrong
  • 3
    Russia
    Correct
    Wrong
  • 4
    India
    Correct
    Wrong
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Answer : 4. "India"
Explanation :

Answer: D) India Explanation: India has acquired the top position among 30 developing countries on ease of doing business at the 2017 A.T. Kearney Global Retail Development Index (GRDI). The 2017 GRDI titled “The Age of Focus” ranked China at second place, followed by Malaysia, Turkey, United Arab Emirates (UAE) and Vietnam. The 16th edition of GRDI ranked top 30 developing countries for retail investment worldwide and analyzed 25 macroeconomic and retail-specific variables to help retailers devise successful global strategies to identify emerging market investment opportunities.

Q: An automobile financier claims to be lending money at S.I., but he includes the interest every six months for calculating the principal. If he is charging an interest of 8%, the effective rate of interest becomes ? 1310 0

  • 1
    10.25 %
    Correct
    Wrong
  • 2
    8.16 %
    Correct
    Wrong
  • 3
    9.63 %
    Correct
    Wrong
  • 4
    0.16 %
    Correct
    Wrong
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Answer : 2. "8.16 %"
Explanation :

Answer: B) 8.16 % Explanation: Let the sum be Rs. 100. Then,S.I. for first 6 months = (100 x 8 x 1) / (100 x 2) = Rs. 4S.I. for last 6 months = (104 x 8 x 1) / (100 x 2) = Rs. 4.16So, amount at the end of 1 year = (100 + 4 + 4.16) = Rs. 108.16Effective rate = (108.16 - 100) = 8.16%.

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