CAT प्रश्न और उत्तर का अभ्यास करें

प्र: 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

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    20 hrs
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  • 2
    28 hrs
    सही
    गलत
  • 3
    36 hrs
    सही
    गलत
  • 4
    40 hrs
    सही
    गलत
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उत्तर : 1. "20 hrs"
व्याख्या :

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

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

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    Madhya Pradesh
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  • 2
    Bihar
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  • 3
    Odisha
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  • 4
    Haryana
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उत्तर : 4. "Haryana"
व्याख्या :

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.

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

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    29 min
    सही
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  • 2
    25 min
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  • 3
    54 min
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  • 4
    57 min
    सही
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उत्तर : 3. "54 min"
व्याख्या :

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.

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

  • 1
    1 7/12
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  • 2
    1 5/12
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  • 3
    3 7/12
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  • 4
    3 1/12
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उत्तर : 4. "3 1/12"
व्याख्या :

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.

प्र: 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.
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  • 2
    16 min 40 sec.
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  • 3
    13 min 10 sec.
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  • 4
    14 min 40 sec.
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उत्तर : 4. "14 min 40 sec."
व्याख्या :

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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उत्तर : 2. "R"
व्याख्या :

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.

प्र: The first country to make a constitution 1962 0

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    Russia
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  • 2
    United States
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  • 3
    France
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  • 4
    North Korea
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उत्तर : 2. "United States"
व्याख्या :

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.

प्र: How can investors receive compounding returns? 1961 0

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

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

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