IIT JEE प्रश्न और उत्तर का अभ्यास करें

प्र: 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 ? 43786 0

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

उत्तर : 4. "Four girls are surrounding another girl and seem to have possession of her backpack."
व्याख्या :

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.

प्र: The market was full of people ……….. attractive clothes of different styles. 42141 0

  • 1
    showing
    सही
    गलत
  • 2
    watching
    सही
    गलत
  • 3
    Having
    सही
    गलत
  • 4
    wearing
    सही
    गलत
  • उत्तर देखेंउत्तर छिपाएं
  • Workspace

उत्तर : 4. "wearing"
व्याख्या :

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

प्र: Which of the following foods does not support bacterial growth? 40870 0

  • 1
    Raw carrots
    सही
    गलत
  • 2
    Sauted onions
    सही
    गलत
  • 3
    Refried beans
    सही
    गलत
  • 4
    Cooked rice
    सही
    गलत
  • उत्तर देखेंउत्तर छिपाएं
  • Workspace

उत्तर : 1. "Raw carrots"
व्याख्या :

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.

  • उत्तर देखेंउत्तर छिपाएं
  • Workspace

उत्तर : 3. "8.57 min"
व्याख्या :

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

  • उत्तर देखेंउत्तर छिपाएं
  • Workspace

उत्तर : 3. "118.08L"
व्याख्या :

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

प्र: What cannot be performed from the windows task manager? 25068 0

  • 1
    Open a program
    सही
    गलत
  • 2
    Check recent CPU usage
    सही
    गलत
  • 3
    Delete a program from the hard drive
    सही
    गलत
  • 4
    View what applications are running in the background
    सही
    गलत
  • उत्तर देखेंउत्तर छिपाएं
  • Workspace

उत्तर : 3. "Delete a program from the hard drive"
व्याख्या :

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.

प्र: Find the next number in the number series? 6, 6, 9, 18, 45, ? 21444 0

  • 1
    87
    सही
    गलत
  • 2
    99.75
    सही
    गलत
  • 3
    115.5
    सही
    गलत
  • 4
    135
    सही
    गलत
  • उत्तर देखेंउत्तर छिपाएं
  • Workspace

उत्तर : 4. "135"
व्याख्या :

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.

प्र: Ian has 14 boxes of paper and divides them evenly between 4 coworkers. How many whole boxes did each coworker get? 20882 0

  • 1
    2
    सही
    गलत
  • 2
    2.5
    सही
    गलत
  • 3
    3
    सही
    गलत
  • 4
    3.5
    सही
    गलत
  • उत्तर देखेंउत्तर छिपाएं
  • Workspace

उत्तर : 3. "3"
व्याख्या :

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

      त्रुटि की रिपोर्ट करें

    कृपया संदेश दर्ज करें
    त्रुटि रिपोर्ट सफलतापूर्वक जमा हुई

      त्रुटि की रिपोर्ट करें

    कृपया संदेश दर्ज करें
    त्रुटि रिपोर्ट सफलतापूर्वक जमा हुई

      त्रुटि की रिपोर्ट करें

    कृपया संदेश दर्ज करें
    त्रुटि रिपोर्ट सफलतापूर्वक जमा हुई

      त्रुटि की रिपोर्ट करें

    कृपया संदेश दर्ज करें
    त्रुटि रिपोर्ट सफलतापूर्वक जमा हुई

      त्रुटि की रिपोर्ट करें

    कृपया संदेश दर्ज करें
    त्रुटि रिपोर्ट सफलतापूर्वक जमा हुई

      त्रुटि की रिपोर्ट करें

    कृपया संदेश दर्ज करें
    त्रुटि रिपोर्ट सफलतापूर्वक जमा हुई

      त्रुटि की रिपोर्ट करें

    कृपया संदेश दर्ज करें
    त्रुटि रिपोर्ट सफलतापूर्वक जमा हुई

      त्रुटि की रिपोर्ट करें

    कृपया संदेश दर्ज करें
    त्रुटि रिपोर्ट सफलतापूर्वक जमा हुई