CAT Practice Question and Answer

Q: If a trader sold two cars each at Rs. 325475 and gains 12% on the first and loses 12% on the second, then his profit or loss percent on the whole is ? 3780 0

  • 1
    1.44% loss
    Correct
    Wrong
  • 2
    14.4% loss
    Correct
    Wrong
  • 3
    0%
    Correct
    Wrong
  • 4
    14.4% profit
    Correct
    Wrong
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Answer : 1. "1.44% loss"
Explanation :

Answer: A) 1.44% loss Explanation: SP of each car is Rs. 325475, he gains 12% on first car and losses 12% on second car.In this case, there will be loss and percentage of loss is given by = [(profit%)(loss%)]/100 = (12)(12)/100 % = 1.44%

Q: An accurate clock shows 7 o'clock in the morning. Through how may degrees will the hour hand rotate when the clock shows 3 o'clock in the afternoon? 3780 0

  • 1
    144º
    Correct
    Wrong
  • 2
    168º
    Correct
    Wrong
  • 3
    180º
    Correct
    Wrong
  • 4
    150º
    Correct
    Wrong
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Answer : 3. "180º"
Explanation :

Answer: C) 180º Explanation: Angle traced by the hour hand in 6 hours =360o12×6 = 180o.

Q: Study of the sun is called 3776 0

  • 1
    Coronagraphy
    Correct
    Wrong
  • 2
    Seismography
    Correct
    Wrong
  • 3
    Helioseismology
    Correct
    Wrong
  • 4
    Heliography
    Correct
    Wrong
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Answer : 3. "Helioseismology"
Explanation :

Answer: C) Helioseismology Explanation: Helioseismology is the study of the solar interior using observations of waves on the Sun's surface. It has done much to improve our understanding of the interior of the Sun, testing the physical inputs used to model stellar interiors and providing a detailed map of the Sun's structure and internal rotation.

Q: Suresh introduces a man as " He is the son of the woman who is the mother of the husband of my mother ". How is Suresh related to the man ? 3765 0

  • 1
    Son-in-law
    Correct
    Wrong
  • 2
    Cousin
    Correct
    Wrong
  • 3
    Father
    Correct
    Wrong
  • 4
    Son
    Correct
    Wrong
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Answer : 4. "Son"
Explanation :

Answer: D) Son Explanation:

Q: The salary of Mr. X is 30% more than that of Mr. Y . Find what percent of Mr. Y’s salary is less than Mr. X’s ? 3760 0

  • 1
    24%
    Correct
    Wrong
  • 2
    23 1/3%
    Correct
    Wrong
  • 3
    25 1/2%
    Correct
    Wrong
  • 4
    22 8/9 %
    Correct
    Wrong
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Answer : 2. "23 1/3%"
Explanation :

Answer: B) 23 1/3% Explanation: y=100 x=130 130---------30100---------? => 23 1/3%

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Answer :
Explanation :

1. Answer : 2 Explanation : Productivity = Total production/area of Agr.land  Productivity of UP = [ (35000+30000+25000) / (30/100) ] = 300000   Productivity of MP = [ (30000+37500+27500) / (25/100) ] = 380000   Productivity of Bihar = [ (22500+27500+25000) / (20/100) ] = 375000  Productivity of Odisha = [ (22500+15000+10000) / (5/100) ]= 950000   Productivity of Haryana = [ (30000+25000+35000) / (8/100) ] = 1125000   Productivity of Punjab = [ (40000+35000+30000) / (12/100) ] = 875000  The Productivity of Haryana is the maximum.       2. Answer : 5   Explanation : Production of Punjab is maximum = 105000 tonnes      3. Answer : 3  Explanation : Production of Wheat in Punjab = 40000 tones Production of Maize in Odisha = 10000 tones Required % = (40000 - 10000)/100 = 300%      4. Answer : 4  Explanation : The ratio of prodution of Rice in Bihar to the production of Wheat in Haryana = 25000 tonnes : 25000 tonnes = 1 : 1       5. Answer : 1   Explanation : Income of MP from export of 40% of Rice at the rate of Rs.30 per kg = Rs.39crore Income of UP from export of 30% of Rice at the rate of Rs.32 per kg = Rs.28.8 crore  Required ratio = 39 : 28.8 = 390 : 288 = 65 : 48

Q: Find the next number in the sequence? 28, 16, 28, 76, 274 3746 0

  • 1
    1233
    Correct
    Wrong
  • 2
    1243
    Correct
    Wrong
  • 3
    1256
    Correct
    Wrong
  • 4
    1276
    Correct
    Wrong
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Answer : 2. "1243"
Explanation :

Answer: B) 1243 Explanation: Given number sequence is 28, 16, 28, 76, 274 Here the sequence follows a pattern that 28 28 x 0.5 + 2 = 14 + 2 = 16 16 x 1.5 + 4 = 24 + 4 = 28 28 x 2.5 + 6 = 70 + 6 = 76 76 x 3.5 + 8 = 266 + 8 = 274 274 x 4.5 + 10 = 1233 + 10 = 1243   Hence, the next number in the given number sequence is 1243.

Q: Although Blind, Deaf and Dumb, She graduated from college and achieved high distinction as a writer and scholar. Who was she ? 3741 0

  • 1
    Anna Pova
    Correct
    Wrong
  • 2
    Samantha Fox
    Correct
    Wrong
  • 3
    Sheila Gujral
    Correct
    Wrong
  • 4
    Helen Keller
    Correct
    Wrong
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Answer : 4. "Helen Keller"
Explanation :

Answer: D) Helen Keller Explanation:

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