IIT JEE Practice Question and Answer

Q: How many digits will be there to the right of the decimal point in the product of 85.44 and .08455 ? 1823 0

  • 1
    7
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    6
    Correct
    Wrong
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Answer : 4. "6"
Explanation :

Answer: D) 6 Explanation: Sum of decimal places = 7. Since the last digit to the extreme right will be zero (since 4 x 5 = 20), so there will be 6 significant digits to the right of the decimal point.

Q: Find the ODD number ? 1823 0

  • 1
    42
    Correct
    Wrong
  • 2
    142
    Correct
    Wrong
  • 3
    119
    Correct
    Wrong
  • 4
    21
    Correct
    Wrong
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Answer : 2. "142"
Explanation :

Answer: B) 142 Explanation: Except 142 all are divisible by number '7'.

Q: A report generator is used to 1823 1

  • 1
    print files on paper
    Correct
    Wrong
  • 2
    data entry
    Correct
    Wrong
  • 3
    update files
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 1. "print files on paper"
Explanation :

Answer: A) print files on paper Explanation: A report generator is a computer program whose purpose is to take data from a source such as a database, XML stream or a spreadsheet, and use it to produce a document in a format which satisfies a particular human readership.   Hence, A report generator is used to print files on paper.

Q: Who won the US Open 2018? 1822 0

  • 1
    Brooks Koepka
    Correct
    Wrong
  • 2
    Tommy Fleetwood
    Correct
    Wrong
  • 3
    T. Finau
    Correct
    Wrong
  • 4
    D. Johnson
    Correct
    Wrong
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Answer : 1. "Brooks Koepka"
Explanation :

Answer: A) Brooks Koepka Explanation: Brooks Koepka shot a final round 68 for 281 (+1) to win his second straight U.S. Open, one stroke ahead of runner-up Tommy Fleetwood, who closed with the sixth round of 63 in U.S. Open history.

Q: In one year, the Amount collected for social welfare, of a village increased by 10% and in the next year, it decreased by 10%. If at the end of 2nd year, the amount was 7920, what was it in the beginning ? 1822 0

  • 1
    8800
    Correct
    Wrong
  • 2
    8650
    Correct
    Wrong
  • 3
    8000
    Correct
    Wrong
  • 4
    8980
    Correct
    Wrong
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Answer : 3. "8000"
Explanation :

Answer: C) 8000 Explanation: Let the amount collected be 'A'Then, from the given conditions,A x 110/100 x 90/100 = 7920 A x 0.99 = 7920 A = 7920/0.99=> 8000

Q: Which of the following act was mentioned as a " Charter of Slavery " by Jawahar Lal Nehru ? 1822 0

  • 1
    Government of India Act, 1935
    Correct
    Wrong
  • 2
    Vernacular Press Act
    Correct
    Wrong
  • 3
    Government of India Act, 1919
    Correct
    Wrong
  • 4
    Regulation Act
    Correct
    Wrong
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Answer : 1. "Government of India Act, 1935"
Explanation :

Answer: A) Government of India Act, 1935 Explanation: The safeguards and the special powers vested in the Governor General was something like a 'Charter of Slavery' as mentioned by Jawahar Lal Nehru. He compared it with a "machine with all brakes, no engine".

Q: What occurs during the appropriations process? 1821 0

  • 1
    Congress acquires requested oversight material from the executive.
    Correct
    Wrong
  • 2
    Congress instructs the president to eliminate federal agencies.
    Correct
    Wrong
  • 3
    Congress grants funds to federal agencies.
    Correct
    Wrong
  • 4
    Congress makes laws.
    Correct
    Wrong
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Answer : 3. "Congress grants funds to federal agencies."
Explanation :

Answer: C) Congress grants funds to federal agencies. Explanation: Appropriations are annual decisions made by Congress about how the federal government spends some of its money. In general, the appropriations process addresses the discretionary portion of the budget – spending ranging from national defense to food safety to education to federal employee salaries, but excludes mandatory spending, such as Medicare and Social Security, which is spent automatically according to formulas.   Hence, congress grants funds to federal agencies and programs during the appropriations process.

Q: Two persons K and L can complete a piece of work in 30 days and 45 days respectively. If they work together, what part of the work will be completed in 3 days ? 1821 0

  • 1
    1/6
    Correct
    Wrong
  • 2
    1/3
    Correct
    Wrong
  • 3
    2/3
    Correct
    Wrong
  • 4
    1/18
    Correct
    Wrong
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Answer : 1. "1/6"
Explanation :

Answer: A) 1/6 Explanation: K's one day's work = 1/30 L's one day's work = 1/45 (K + L)'s one day's work = 1/30 + 1/45 = 1/18 The part of the work completed in 3 days = 3 (1/18) = 1/6.

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