CAT Practice Question and Answer

Q: Hari Ram’s present age is three times his son’s present age and two fifth of his father’s present age. The average of the present age of all of them is 46 years. What is the difference between Hari Ram’s son’s present age and Hari Ram’s father’s present age? 5553 0

  • 1
    44 yrs
    Correct
    Wrong
  • 2
    56 yrs
    Correct
    Wrong
  • 3
    67 yrs
    Correct
    Wrong
  • 4
    78 yrs
    Correct
    Wrong
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Answer : 4. "78 yrs"
Explanation :

Answer: D) 78 yrs Explanation: Let Hari Ram's present age = x Then, his son's age = x/3 Father's age = 5x/2 x + x3 + 52x3 = 46=> x = 36 yrs Now the required difference = 52x36 - 363 = 78 yrs

Q: Which Word Does Not Belong with the Others 5546 0

  • 1
    VDU
    Correct
    Wrong
  • 2
    Speakers
    Correct
    Wrong
  • 3
    Plotter
    Correct
    Wrong
  • 4
    Joystick
    Correct
    Wrong
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Answer : 4. "Joystick"
Explanation :

Answer: D) Joystick Explanation: Here Joystick is the word doesn't belong with the others. Because Except Joystick all others are Output Devices whereas Joystick is Input Device. VDU - Visual Display Unit - Monitor to display Speakers - Output sound Plotter - used to produce single or multiple colored images.

Q: Two boys and a girl can do a work in 5 days, while a boy and 2 girls can do it in 6 days. If the boy is paid at the rate of 28$ a week, what should be the wages of the girl a week ? 5529 0

  • 1
    24 $
    Correct
    Wrong
  • 2
    22 $
    Correct
    Wrong
  • 3
    16 $
    Correct
    Wrong
  • 4
    14 $
    Correct
    Wrong
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Answer : 3. "16 $"
Explanation :

Answer: C) 16 $ Explanation: Let the 1 day work of a boy=b and a girl=g, then2b + g = 1/5 ---(i) andb + 2g = 1/6 ---(ii)On solving (i) & (ii), b=7/90, g=2/45As payment of work will be in proportion to capacity of work and a boy is paid $ 28/week, so a girl will be paid 28×245790 = 16 $.

Q: Onion Eating Festival is celebrated in which country ? 5520 0

  • 1
    Sweden
    Correct
    Wrong
  • 2
    Thailand
    Correct
    Wrong
  • 3
    New Delhi
    Correct
    Wrong
  • 4
    Spain
    Correct
    Wrong
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Answer : 4. "Spain"
Explanation :

Answer: D) Spain Explanation: Sweden - Potato Festival Thailand - Vegetarian Festival New Delhi - International Mango Festival Spain - Onion Eating Festival

Q: Find the odd man out of the number series? 18, 37, 76, 155, 314, 635 5515 0

  • 1
    37
    Correct
    Wrong
  • 2
    155
    Correct
    Wrong
  • 3
    314
    Correct
    Wrong
  • 4
    635
    Correct
    Wrong
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Answer : 4. "635"
Explanation :

Answer: D) 635 Explanation: Given Number series is 18     37     76     155     314     635   follows a pattern that,    18   18 x 2 +1 = 37   37 x 2 +2 = 76   76 x 2 +3 = 155   155 x 2 +4 = 314   314 x 2 +5 = 633 not 635       Hence, the odd man is 635.

Q: Grass : Erosion :: Dam : ? 5508 0

  • 1
    Water
    Correct
    Wrong
  • 2
    Freeze
    Correct
    Wrong
  • 3
    Current
    Correct
    Wrong
  • 4
    Rain
    Correct
    Wrong
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Answer : 1. "Water"
Explanation :

Answer: A) Water Explanation: Here Grass is to Erosion and whereas Dam is to Water. Since Grass prevents Erosion similarly Dam prevents Water flow.   Hence, Grass : Erosion :: Dam : Water.

Q: Which team became the first team in history to win 100 T20 matches  ? 5505 0

  • 1
    Sunrisers Hyderabad
    Correct
    Wrong
  • 2
    Bangalore Royal Challengers
    Correct
    Wrong
  • 3
    Kolkata Knight Riders
    Correct
    Wrong
  • 4
    Mumbai Indians
    Correct
    Wrong
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Answer : 4. "Mumbai Indians"
Explanation :

Answer: D) Mumbai Indians Explanation: Two times IPL champions Mumbai Indians (MI) reached a new milestone as they became the first team in history to win 100 T20 matches. The Mumbai outfit defeated Kolkata Knight Riders (KKR) at the Eden Gardens by 9 runs in their final match of the league stage of IPL 2017.

Q: What was the day of the week on 17th June, 1998 ? 5499 7

  • 1
    Monday
    Correct
    Wrong
  • 2
    Tuesday
    Correct
    Wrong
  • 3
    Wednesday
    Correct
    Wrong
  • 4
    Friday
    Correct
    Wrong
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Answer : 3. "Wednesday"
Explanation :

Answer: C) Wednesday Explanation: 17th June, 1998 = (1997 years + Period from 1.1.1998 to 17.6.1998)Odd days in 1600 years = 0Odd days in 300 years = 197 years has 24 leap years + 73 ordinary years.Number of odd days in 97 years ( 24 x 2 + 73) = 121 = 2 odd days.Jan. Feb. March. April. May. June.(31 + 28 + 31 + 30 + 31 + 17) = 168 days168 days = 24 weeks = 0 odd day.Total number of odd days = (0 + 1 + 2 + 0) = 3.Given day is Wednesday.

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