CAT Practice Question and Answer

Q: 5x - 6 = 3x - 8 Solve the above equation. 1948 0

  • 1
    2
    Correct
    Wrong
  • 2
    -1
    Correct
    Wrong
  • 3
    -2
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 2. "-1"
Explanation :

Answer: B) -1 Explanation: Given 5x - 6 = 3x - 8 5x - 3x = -8 + 6 2x = -2 => x = -1.

Q: Second and third class levers are differentiated by 1948 0

  • 1
    the location of the load
    Correct
    Wrong
  • 2
    the location of the fulcrum
    Correct
    Wrong
  • 3
    the presence of multiple loads
    Correct
    Wrong
  • 4
    the type of fulcrum present
    Correct
    Wrong
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Answer : 1. "the location of the load"
Explanation :

Answer: A) the location of the load Explanation:

Q: What has 3 feet but cannot walk? 1948 0

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Answer :
Explanation :

We know that 1 yard = 3 feet.    A yardstick which is used for measurement has 3 feet long but it cannot walk.

Q: An implied power is one that 1947 0

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Answer :
Explanation :

Implied powers are powers of U.S. government which have not been explicitly granted by the Constitution but that is implied by the necessary and proper clause to be delegated for the purpose of carrying out the enumerated powers.

Q: How many seconds will a 600 m long train take to cross a man walking with a speed of 7 km/hr in the direction of the moving train if the speed of the train is 67 km/hr ? 1946 0

  • 1
    29 sec
    Correct
    Wrong
  • 2
    58 sec
    Correct
    Wrong
  • 3
    36 sec
    Correct
    Wrong
  • 4
    44 sec
    Correct
    Wrong
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Answer : 3. "36 sec"
Explanation :

Answer: C) 36 sec Explanation: Speed of train relative to man = 67 - 7 = 60 km/hr.= 60 x 5/18 = 50/3 m/sec. Time taken to pass the man = 600 x 3/50 = 36 sec.

Q: Which of the following is not a prime number? 1946 0

  • 1
    5
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    21
    Correct
    Wrong
  • 4
    37
    Correct
    Wrong
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Answer : 3. "21"
Explanation :

Answer: C) 21 Explanation: A prime number is a whole number greater than 1 whose only factors are 1 and itself.   Factors of 5 are 1, 5 Factors of 11 are 1, 11 Factors of 21 are 1, 3, 7, 21 Factors of 37 are 1, 37.   Hence, according to the definition of a prime number, 21 is not a prime number as it has more than two factors.

Q: Who has the power to expel senators from office? 1946 0

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Answer :
Explanation :

House of representatives has the power of impeachment in the office.

Q: Which of these is not related to the great depression? 1944 0

  • 1
    Drop in profits
    Correct
    Wrong
  • 2
    Drop in income
    Correct
    Wrong
  • 3
    Drop in tax revunes
    Correct
    Wrong
  • 4
    Drop in health
    Correct
    Wrong
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Answer : 4. "Drop in health"
Explanation :

Answer: D) Drop in health Explanation: The Great Depression was a severe worldwide economic depression that took place mostly during the 1930s, beginning in the U.S. The timing of the Great Depression varied across nations; in most countries it started in 1929 and lasted until the late-1930s. It was the longest, deepest, and most widespread depression of the 20th century. In the 21st century, the Great Depression is commonly used as an example of how far the world's economy can decline.

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