IIT JEE Practice Question and Answer

Q: The school principal has received complaints from parents about bullying in the school yard during recess. He wants to investigate and end this situation as soon as possible, so he has asked the recess aides to watch closely. Which situation should the recess aides report to the principal ? 44226 0

  • 1
    A boy is sitting glumly on a bench reading a book and not interacting with his peers.
    Correct
    Wrong
  • 2
    Two boys are playing a one-on-one game of basketball and are arguing over the last basket scored.
    Correct
    Wrong
  • 3
    Three boys are huddled over a handheld video game, which isn’t supposed to be on school grounds.
    Correct
    Wrong
  • 4
    Four girls are surrounding another girl and seem to have possession of her backpack.
    Correct
    Wrong
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Answer : 4. "Four girls are surrounding another girl and seem to have possession of her backpack."
Explanation :

Answer: D) Four girls are surrounding another girl and seem to have possession of her backpack. Explanation: Seeing four girls surrounding another girl, while in possession of her backpack, is the most suspicious of the incidents described.

Q: The market was full of people ……….. attractive clothes of different styles. 42994 0

  • 1
    showing
    Correct
    Wrong
  • 2
    watching
    Correct
    Wrong
  • 3
    Having
    Correct
    Wrong
  • 4
    wearing
    Correct
    Wrong
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Answer : 4. "wearing"
Explanation :

Answer: D) wearing Explanation: The market was full of people wearing attractive clothes of different styles.

Q: Which of the following foods does not support bacterial growth? 41243 0

  • 1
    Raw carrots
    Correct
    Wrong
  • 2
    Sauted onions
    Correct
    Wrong
  • 3
    Refried beans
    Correct
    Wrong
  • 4
    Cooked rice
    Correct
    Wrong
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Answer : 1. "Raw carrots"
Explanation :

Answer: A) Raw carrots Explanation: Cooked food create an enabling environment for bacteria to grow because of their moisture content and because of the normal temperature of the food. Raw food does not offer suitable conditions for bacteria growth.    Hence, raw carrots does not support bacterial growth.

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Answer : 3. "8.57 min"
Explanation :

Answer: C) 8.57 min Explanation: 1/10 + 1/15 = 1/6 x 3 = 1/2 1 - 1/2 = 1/2 1/10 + 1/15 - 1/x = 1/2 x = 8.57 min

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Answer : 3. "118.08L"
Explanation :

Answer: C) 118.08L Explanation: The amount of petrol left after 4 operations   = 200 × 1-402004   = 200 × 454   = 200 × 256625   = 81.92 litres   Hence the amount of kerosene = 200 - 81.92 = 118. 08 litres

Q: What cannot be performed from the windows task manager? 25443 0

  • 1
    Open a program
    Correct
    Wrong
  • 2
    Check recent CPU usage
    Correct
    Wrong
  • 3
    Delete a program from the hard drive
    Correct
    Wrong
  • 4
    View what applications are running in the background
    Correct
    Wrong
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Answer : 3. "Delete a program from the hard drive"
Explanation :

Answer: C) Delete a program from the hard drive Explanation: The task manager enables you to monitor processes, applications and services currently running on your computer. You can use it to start and stop programs and processes. In addition, you can use the task manager to show informative stats about your PC’s performance and network.   Hence, to delete a program from the hard drive, you have to go to the control panel to uninstall an application properly.

Q: Find the next number in the number series? 6, 6, 9, 18, 45, ? 21733 0

  • 1
    87
    Correct
    Wrong
  • 2
    99.75
    Correct
    Wrong
  • 3
    115.5
    Correct
    Wrong
  • 4
    135
    Correct
    Wrong
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Answer : 4. "135"
Explanation :

Answer: D) 135 Explanation: The given number series is 6, 6, 9, 18, 45, ? Here the series follows a pattern that, 6  6 x 1 = 6 6 x 1.5 = 9 9 x 2 = 18 18 x 2.5 = 45 45 x 3 = 135   Hence, the next number in the given number series is 135.

Q: Ian has 14 boxes of paper and divides them evenly between 4 coworkers. How many whole boxes did each coworker get? 21712 0

  • 1
    2
    Correct
    Wrong
  • 2
    2.5
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    3.5
    Correct
    Wrong
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Answer : 3. "3"
Explanation :

Answer: C) 3 Explanation: Given number of boxes = 14 Number of workers = 4 Now, number of whole boxes per worker = 14/4 = 3.5  Hence, number of whole boxes per each coworker = 3

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