IIT JEE Practice Question and Answer

Q: Which statement about the Supreme Court is true? 5614 0

  • 1
    The court hears all cases for which two or more justices agree that the case has merit.
    Correct
    Wrong
  • 2
    The court decides which cases it will hear. In deciding cases, the chief justice’s vote counts as two votes.
    Correct
    Wrong
  • 3
    Every case appealed to the Supreme Court is ruled upon by the court.
    Correct
    Wrong
  • 4
    The court can hear only cases that have worked their way up from local courts.
    Correct
    Wrong
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Answer : 2. "The court decides which cases it will hear. In deciding cases, the chief justice’s vote counts as two votes."
Explanation :

Answer: B) The court decides which cases it will hear. In deciding cases, the chief justice’s vote counts as two votes. Explanation:

Q: Find the missing number? 5 19 49 101 181 295 ? 5574 0

  • 1
    401
    Correct
    Wrong
  • 2
    351
    Correct
    Wrong
  • 3
    449
    Correct
    Wrong
  • 4
    501
    Correct
    Wrong
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Answer : 3. "449"
Explanation :

Answer: C) 449 Explanation: Given number series is 5  19  49  101  181  295 ? Here the series follows pattern that 5   19   49   101   181   295  ?   14   30   52    80     114   (difference)       16  22   28     34 (difference)          6     6     6  (Common difference)   Therefore, the missing number in the series is ? = 295 + 115 + 34 + 6 = 449.

Q: Rs.1200 divided among P, Q and R. P gets half of the total amount received by Q and R. Q gets one-third of the total amount received by P and R. Find the amount received by R ? 5573 0

  • 1
    Rs. 1100
    Correct
    Wrong
  • 2
    Rs. 500
    Correct
    Wrong
  • 3
    Rs. 1200
    Correct
    Wrong
  • 4
    Rs. 700
    Correct
    Wrong
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Answer : 2. "Rs. 500"
Explanation :

Answer: B) Rs. 500 Explanation: Let the amounts to be received by P, Q and R be p, q and r.p + q + r = 1200p = 1/2 (q + r) => 2p = q + r Adding 'p' both sides, 3p = p + q + r = 1200=> p = Rs.400 q = 1/3 (p + r) => 3q = p + r Adding 'q' both sides, 4q = p + q + r = 1200=> q = Rs.300 r = 1200 - (p + q) => r = Rs.500.

Q: Exhibit : display :: send : ? 5549 0

  • 1
    Stamp
    Correct
    Wrong
  • 2
    Receive
    Correct
    Wrong
  • 3
    Show
    Correct
    Wrong
  • 4
    Emit
    Correct
    Wrong
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Answer : 4. "Emit"
Explanation :

Answer: D) Emit Explanation: Here the given words represent synonyms. Exhibit and Display are synonyms for each other. Similarly, Send and Emit are synonyms for each other.   Hence, Exhibit : display :: send : Emit.

Q: In a scheme, a pack of three soaps with MRP Rs.45 is available for Rs.42. If it still gives a profit of 5% to the shopkeeper, then the cost price of the pack is ? 5536 0

  • 1
    38
    Correct
    Wrong
  • 2
    39
    Correct
    Wrong
  • 3
    40
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 3. "40"
Explanation :

Answer: C) 40 Explanation: Given M.P=45,S.P=42, Profit = 0.05 Let C.P=x , Then Profit = (42-x)/x = 0.05=> x = 40.

Q: मेन मेमोरी दो प्रकार की होती है 5515 2

  • 1
    रेंडम और सीक्वेंशियल
    Correct
    Wrong
  • 2
    ROM और RAM
    Correct
    Wrong
  • 3
    प्राइमरी और सेकेंडरी
    Correct
    Wrong
  • 4
    उपरोक्त सभी
    Correct
    Wrong
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Answer : 2. "ROM और RAM"
Explanation :

Answer: B) ROM और RAM व्याख्या: मुख्य मेमोरी को कंप्यूटर में सेंट्रल स्टोरेज के रूप में परिभाषित किया जाता है। (संज्ञा) मुख्य मेमोरी का एक उदाहरण है जहां प्रोग्राम और डेटा को तब रखा जाता है जब प्रोसेसर सक्रिय रूप से उनका उपयोग कर रहा हो। कंप्यूटर का मुख्य भंडारण क्षेत्र, जिसमें केंद्रीय प्रोसेसर की तत्काल या सीधी पहुंच होती है, दो प्रकार का होता है। वे हैं :: RAM - रैंडम एक्सेस मेमोरी ROM - रीड ओनली मेमोरी।

Q: The Computer size was very large in 5513 0

  • 1
    Fourth Generation
    Correct
    Wrong
  • 2
    Third Generation
    Correct
    Wrong
  • 3
    Second Generation
    Correct
    Wrong
  • 4
    First Generation
    Correct
    Wrong
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Answer : 4. "First Generation"
Explanation :

Answer: D) First Generation Explanation: The First Generation Computers size was very large.    Since the First generation computers used 1000s of vacuum tubes that required lot of space made them gigantic in size. Single transistor could replace 1000 vacuum tubes and a single IC chip replaced 1000s of transistors made computers smaller and more speedy.   It is obvious that computers developed with more power, reliability, speed and smaller sizes due to the enhancement of technology.

Q: Correct underlined words if necessary in the following sentence ? Have you been more careful, the accident could have been averted. 5497 0

  • 1
    Have you been
    Correct
    Wrong
  • 2
    If you have been
    Correct
    Wrong
  • 3
    Had you been
    Correct
    Wrong
  • 4
    If you could have been
    Correct
    Wrong
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Answer : 3. "Had you been"
Explanation :

Answer: C) Had you been Explanation: As the sentence talks about the past it is apt to say. 'Had you been more careful ...'.

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