CAT Practice Question and Answer

Q: Rearrange the following sentences ( 1746 0

  • 1
    , (
    Correct
    Wrong
  • 2
    , (
    Correct
    Wrong
  • 3
    , (
    Correct
    Wrong
  • 4
    , (E) and (F) in the proper sequence to form a meaningful paragraph. (
    Correct
    Wrong
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Answer : 2. ", ("
Explanation :

Answer: B) E C F A D B Explanation:

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Answer : 2. "Both a & b follows"
Explanation :

Answer: B) Both a & b follows Explanation: Enforcing a penalty will motivate people to pay the bills. So, course of action a follows.It is general tendency to act accordingly when a penalty clause slapped. So, course of action b follows.

Q: Food : Stomach : : Fuel : ? 1746 0

  • 1
    truck
    Correct
    Wrong
  • 2
    Plane
    Correct
    Wrong
  • 3
    Engine
    Correct
    Wrong
  • 4
    Automobile
    Correct
    Wrong
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Answer : 3. "Engine"
Explanation :

Answer: C) Engine Explanation: Food is processed by the stomach to provide energy for the functioning of the body.Similarly, fuel is processed by the engine to provide energy for the functioning of automobile.

Q: Antonym of the Word : efface 1745 0

  • 1
    burn
    Correct
    Wrong
  • 2
    face
    Correct
    Wrong
  • 3
    erase
    Correct
    Wrong
  • 4
    create
    Correct
    Wrong
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Answer : 3. "erase"
Explanation :

Answer: C) erase Explanation:

Q: 1 Billion Seconds Equals to 1745 0

  • 1
    34.76 years
    Correct
    Wrong
  • 2
    32.48 years
    Correct
    Wrong
  • 3
    33.31 years
    Correct
    Wrong
  • 4
    31.68 years
    Correct
    Wrong
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Answer : 4. "31.68 years"
Explanation :

Answer: D) 31.68 years Explanation: We know that 1 year = 365.25 days 1 day = 24 hours 1 hour = 60 minutes 1 minute = 60 seconds   => 1 Year = 365.25 x 24 x 60 x 60 Seconds But 1 billion seconds = ? 1 Year = 365.25 x 24 x 60 x 60 Seconds     ?     =  1000000000 Seconds   ? = 1000000000365.25 x 24 x 60 x 60 years = 31. 68 years.

Q: In a bag, there are 8 red, 7 blue and 6 green flowers. One of the flower is picked up randomly. What is the probability that it is neither red nor green ? 1745 0

  • 1
    13
    Correct
    Wrong
  • 2
    821
    Correct
    Wrong
  • 3
    621
    Correct
    Wrong
  • 4
    2021
    Correct
    Wrong
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Answer : 1. "13"
Explanation :

Answer: A) Option A Explanation: Total number of flowers = (8+7+6) = 21.   Let E = event that the flower drawn is neither red nor green.  = event taht the flower drawn is blue.    --> n(E)= 7  --> P(E)=  721=13

Q: Second & fourth Saturdays and every Sunday is a holiday. How many working days will be there in a month of 31 days beginning on a Friday ? 1745 0

  • 1
    24
    Correct
    Wrong
  • 2
    23
    Correct
    Wrong
  • 3
    22
    Correct
    Wrong
  • 4
    25
    Correct
    Wrong
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Answer : 1. "24"
Explanation :

Answer: A) 24 Explanation: Given that the month begins on a Friday and has 31 days   Sundays = 3rd, 10th, 17th, 24th, 31st=> Total Sundays = 5   Every second & fourth Saturday is holiday. 2nd & 4th Saturday in every month = 2   Total days in the month = 31   Total working days = 31 - (5 + 2) = 24 days.

Q: 5 sin(x)+ 12 cos(x) + r is always greater than or equal to zero. What is the smallest value satisfied by 'r' ? 1744 0

  • 1
    -13
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    13
    Correct
    Wrong
  • 4
    -11
    Correct
    Wrong
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Answer : 3. "13"
Explanation :

Answer: C) 13 Explanation: Given,  5sinx + 12cosx ≥ -r  ⇒13513sin x + 1213cos x ≥ -rcosx) ≥ -r  513= cosA => sinA =1213   => 13(sinx cosA + sinA cosx) ≥ -r   => 13(sin(x + A)) ≥ -r   we know that , -1 ≤ sin (angle) ≤ 1   => 13sin (x + A) ≥ -13 ⇒rmin =13

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