IIT JEE Practice Question and Answer

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Answer : 2. "North-East"
Explanation :

Answer: B) North-East Explanation: Early morning suns rise at east, if his shadow falls exactly behind him that means he is facing towards east. now he walks 5mt towards east, then he turns left that means he facing towards north and walk 3mt and if he turn left then he is facing towards west and he walk only 3 kms thats why man is in north east direction from starting point.

Q: The marked price of an article is increased by 25% and the selling price is increased by 16.66%, then the amount of profit doubles. If the original marked price be Rs. 400 which is greater than the corresponding cost price by 33.33%, what is the increased selling price? 4467 0

  • 1
    Rs. 380
    Correct
    Wrong
  • 2
    Rs. 420
    Correct
    Wrong
  • 3
    Rs. 460
    Correct
    Wrong
  • 4
    Rs. 440
    Correct
    Wrong
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Answer : 2. "Rs. 420"
Explanation :

Answer: B) Rs. 420 Explanation: As given in the question, Marked price is 25% more than the Cost price. => C.P of the article = 34 x 400 = 300  Now,  Let the original S.P of the article be Rs. P Now the new S.P = P + 16.666 +13.333300 x P  => S.P = 7P6 According to the question, 7P6 - 300 = 2P - 300 => 5P = 1800 => P = Rs. 360 Hence, the increased S.P = 360 x 7/6 = Rs. 420.

Q: A hater of knowledge and learning is 4466 0

  • 1
    Philologist
    Correct
    Wrong
  • 2
    Misologist
    Correct
    Wrong
  • 3
    Bibliophile
    Correct
    Wrong
  • 4
    Misogynist
    Correct
    Wrong
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Answer : 2. "Misologist"
Explanation :

Answer: B) Misologist Explanation: The one word substitution for a hater of knowledge and learning is Misologist.

Q: Online functional learning portals are accessed through the 4455 0

  • 1
    Web portal
    Correct
    Wrong
  • 2
    Interactive Multimedia Instruction
    Correct
    Wrong
  • 3
    Instructor Facilitated New Equipment
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 1. "Web portal"
Explanation :

Answer: A) Web portal Explanation: Online functional learning portals are accessed through the web portal.

Q: In one hour, a boat goes 12 km/hr along the stream and 6 km/hr against the stream. The speed of the boat in still water (in km/hr) is: 4438 0

  • 1
    9
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    7.5
    Correct
    Wrong
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Answer : 1. "9"
Explanation :

Answer: A) 9 Explanation: Speed in still water = Average of Speed in Upstream and speed in Downstream = 1/2 (12 + 6) kmph = 9 kmph.

Q: Missing Slot Covers on a Computer can cause 4426 1

  • 1
    Power Surges
    Correct
    Wrong
  • 2
    Incomplete Path of ESD
    Correct
    Wrong
  • 3
    Over Haeat
    Correct
    Wrong
  • 4
    EMI
    Correct
    Wrong
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Answer : 3. "Over Haeat"
Explanation :

Answer: C) Over Haeat Explanation: The slot covers on a computer reduce the dust build up inside the computer. So the slot covers should be present in proper place.The missing covers can disrupt the airflow design of the case and cause overheating problems.

Q: "Kargil Vijay Diwas" was observed on _____. 4417 0

  • 1
    26 July
    Correct
    Wrong
  • 2
    27 July
    Correct
    Wrong
  • 3
    25 July
    Correct
    Wrong
  • 4
    29 July
    Correct
    Wrong
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Answer : 1. "26 July"
Explanation :

Answer: A) 26 July Explanation:

Q: Essential Part for the given word from the following options. Respiration 4404 0

  • 1
    Oxygen
    Correct
    Wrong
  • 2
    Carbon monoxide
    Correct
    Wrong
  • 3
    Mouth
    Correct
    Wrong
  • 4
    Circulation
    Correct
    Wrong
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Answer : 1. "Oxygen"
Explanation :

Answer: A) Oxygen Explanation: A person or animal must take in oxygen for respiration to occur. A mouth (choice a) is not essential because breathing can occur through the nose. Choices b and d are clearly not essential and can be ruled out.

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