CAT Practice Question and Answer

Q: A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty it in    ? 1965 0

  • 1
    20 hrs
    Correct
    Wrong
  • 2
    28 hrs
    Correct
    Wrong
  • 3
    36 hrs
    Correct
    Wrong
  • 4
    40 hrs
    Correct
    Wrong
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Answer : 1. "20 hrs"
Explanation :

Answer: A) 20 hrs Explanation: 1/8 - 1/x = 1/10  => x = 40 hrs

Q: The Bhindawas Bird Sanctuary (BBS) is located in which state  ? 1965 0

  • 1
    Madhya Pradesh
    Correct
    Wrong
  • 2
    Bihar
    Correct
    Wrong
  • 3
    Odisha
    Correct
    Wrong
  • 4
    Haryana
    Correct
    Wrong
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Answer : 4. "Haryana"
Explanation :

Answer: D) Haryana Explanation: The Bhindawas Bird Sanctuary (BBS) is located in Jhajjar district, Haryana. It is home to many birds such as Blue Peafowl, Gray Francolin, Black Francolin, Shikra, Black Kite, Greater Coucal, White-throated Kingfisher, Coppersmith Barbet and Indian Roller. It is in news because the sanctuary will soon be developed as a beautiful tourist resort and the additional facilities to be provided to the tourists coming to this place would include arrangements for camping for night stay, beautification of the lake, and opening of dispensary for birds and the wild life.

Q: Virus doubles every 3 mins. It is 'K' in 1 hour, when was it K/4 ? 1964 0

  • 1
    29 min
    Correct
    Wrong
  • 2
    25 min
    Correct
    Wrong
  • 3
    54 min
    Correct
    Wrong
  • 4
    57 min
    Correct
    Wrong
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Answer : 3. "54 min"
Explanation :

Answer: C) 54 min Explanation: If virus is K in 1hr i.e 60 minthen in 57 min it was K/2 as it doubles every 3 minutes=> In 54 min it was K/4.At 54 minutes it was K/4.

Q: What should come in place of the question mark(?) in the following questions ? 316 + 412 - 223 - 11112 = ? 1964 0

  • 1
    1 7/12
    Correct
    Wrong
  • 2
    1 5/12
    Correct
    Wrong
  • 3
    3 7/12
    Correct
    Wrong
  • 4
    3 1/12
    Correct
    Wrong
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Answer : 4. "3 1/12"
Explanation :

Answer: D) 3 1/12 Explanation: ? = (3 + 4 - 2 - 1) + ( 1/6 + 1/2 - 2/3 - 11/12)  = 4 + [(2+6-8-11)/12]  = 4 - (11/12 )= 31/12.

Q: Two pipes A and B can fill a tank in 15 min and 20 min respectively. Both the pipes are opened together but after 4 min, pipe A is turned off. What is the total time required to fill the tank ? 1964 0

  • 1
    15 min 20 sec.
    Correct
    Wrong
  • 2
    16 min 40 sec.
    Correct
    Wrong
  • 3
    13 min 10 sec.
    Correct
    Wrong
  • 4
    14 min 40 sec.
    Correct
    Wrong
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Answer : 4. "14 min 40 sec."
Explanation :

Answer: D) 14 min 40 sec. Explanation: Part filled in 4 minutes = 4(1/15 + 1/20) = 7/15   Remaining part = 1 - 7/15 = 8/15   Part filled by B in 1 minute = 1/20   1/20 : 8/15 :: 1 : k   k = (8/15 )x 1 x 20 = 10( 2/3) min = 10 min 40 sec.   The tank will be full in (4 min. + 10 min. 40 sec) = 14 min 40 sec.

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Answer : 2. "R"
Explanation :

Answer: B) R Explanation: The second, seventh, ninth and eleventh letters of the word ORGANISATION are R, S, T and O respectively. Clearly, only one word can be formed using these letters,which is SORT. The third letter in SORT is R.

Q: The first country to make a constitution 1962 0

  • 1
    Russia
    Correct
    Wrong
  • 2
    United States
    Correct
    Wrong
  • 3
    France
    Correct
    Wrong
  • 4
    North Korea
    Correct
    Wrong
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Answer : 2. "United States"
Explanation :

Answer: B) United States Explanation: The United States Constitution, ratified June 21, 1788, was influenced by the writings of Polybius, Locke, Montesquieu, and others. The document became a benchmark for republicanism and codified constitutions written thereafter. The Polish–Lithuanian Commonwealth Constitution was passed on May 3, 1791.

Q: How can investors receive compounding returns? 1961 0

  • 1
    By investing their earnings back into their original investment
    Correct
    Wrong
  • 2
    By diversifying their investment portfolio
    Correct
    Wrong
  • 3
    By selecting a savings account that has a higher interest rate
    Correct
    Wrong
  • 4
    By transferring their earnings back into high-risk investment
    Correct
    Wrong
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Answer : 1. "By investing their earnings back into their original investment"
Explanation :

Answer: A) By investing their earnings back into their original investment Explanation:

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