CAT Practice Question and Answer

Q: what is the source of energy for the water cycle? 1866 0

  • 1
    Rain water
    Correct
    Wrong
  • 2
    Sun
    Correct
    Wrong
  • 3
    Clouds
    Correct
    Wrong
  • 4
    Animals
    Correct
    Wrong
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Answer : 2. "Sun"
Explanation :

Answer: B) Sun Explanation: The water cycle is a term for the movement of water between the Earth's surface, the sky and underground. Water evaporates due to heat from the sun. Hence, the water cycle is driven primarily by the energy from the sun. This solar energy drives the cycle by evaporating water from the oceans, lakes, rivers, and even the soil. Other water moves from plants to the atmosphere through the process of transpiration.

Q: You can drop me from the longest building & I will be LIVE, but if you drop me in the water I DIE. WHO AM I? 1866 0

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Answer :
Explanation :

A Paper.

Q: Antonym of the word DOLEFUL : 1866 0

  • 1
    Lamentable
    Correct
    Wrong
  • 2
    Dismal
    Correct
    Wrong
  • 3
    Pitiful
    Correct
    Wrong
  • 4
    Glad
    Correct
    Wrong
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Answer : 4. "Glad"
Explanation :

Answer: D) Glad Explanation:

Q: A train covered k km at 40 kmph and another 2k km at 20 kmph. Find the average speed of the train in covering the entire 3k km ? 1865 0

  • 1
    28 kmph
    Correct
    Wrong
  • 2
    24 kmph
    Correct
    Wrong
  • 3
    26 kmph
    Correct
    Wrong
  • 4
    32 kmph
    Correct
    Wrong
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Answer : 2. "24 kmph"
Explanation :

Answer: B) 24 kmph Explanation: Total time taken = k/40 + 2k/20 hours = 5k/40 = k/8 hours Average speed = 3k/(k/8) = 24 kmph.

Q: Which part of the flame is the hottest? 1865 0

  • 1
    Blue Zone
    Correct
    Wrong
  • 2
    Luminous Zone
    Correct
    Wrong
  • 3
    Dark Zone
    Correct
    Wrong
  • 4
    Non - Luminous Zone
    Correct
    Wrong
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Answer : 1. "Blue Zone"
Explanation :

Answer: A) Blue Zone Explanation: Blue Zone is the hottest part of the flame that is where the flame has the most Oxygen and you are getting complete combustion. It is about 1400 degrees Centigrades. The Reddish part (Non - Luminous Zone) is the coolest part, about 800 deg C.

Q: If two line pa + b = 2 and 3a + b = 4 are parallel to each other, then what is the value of p ? 1865 0

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

Answer: C) 3 Explanation: Given two lines are parallel pa+b=2 b=-pa+2..........(1) 3a+b=4 b=-3a+4 ...........(2) m1 = -p m2= -3 The condition for the two lines to be parallel is m1=m2 p = 3

Q: Every year before the festive season, a brand store increases the price of the product by 42% and then introduce two successive discount of 10% and 11% respectively. What is percentage loss and percentage gain ? 1865 0

  • 1
    3.25% loss
    Correct
    Wrong
  • 2
    13.742% loss
    Correct
    Wrong
  • 3
    3.25% gain
    Correct
    Wrong
  • 4
    13.742% gain
    Correct
    Wrong
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Answer : 4. "13.742% gain"
Explanation :

Answer: D) 13.742% gain Explanation: Let CP = 100,42 % increase => SP = 14210 % discount in SP => ((142 x 10)/100) = 14.2So 1st SP = (142 - 14.2) = 127.8, again 12 % discount in 1st SP ((127.8 x 11)/100) = 14.0582nd SP = (127.8 - 14.058) = 113.742, So finally CP = 100, SP = 113.742, => gain = 13.742%.

Q: Which country has signed an agreement with India for transfer of sentenced prisoners ? 1865 0

  • 1
    Japan
    Correct
    Wrong
  • 2
    Ghana
    Correct
    Wrong
  • 3
    Somalia
    Correct
    Wrong
  • 4
    Italy
    Correct
    Wrong
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Answer : 3. "Somalia"
Explanation :

Answer: C) Somalia Explanation: Signing the Agreement with Somalia shall facilitate the Indian prisoners imprisoned in Somalia or vice-versa to be near to their families, for serving remaining part of their sentence and shall facilitate their social rehabilitation.

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