CAT Practice Question and Answer

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 ? 1976 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: A sum is equally invested in two different schemes on CI at the rate of 15% and 20% for two years. If interest gained from the sum invested at 20% is Rs. 528.75 more than the sum invested at 15%, find the total sum? 1976 0

  • 1
    Rs. 7000
    Correct
    Wrong
  • 2
    Rs. 4500
    Correct
    Wrong
  • 3
    Rs. 9000
    Correct
    Wrong
  • 4
    Rs. 8200
    Correct
    Wrong
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Answer : 3. "Rs. 9000"
Explanation :

Answer: C) Rs. 9000 Explanation: Let Rs. K invested in each scheme Two years C.I on 20% = 20 + 20 + 20x20/100 = 44% Two years C.I on 15% = 15 + 15 + 15x15/100 = 32.25% Now, (P x 44/100) - (P x 32.25/100) = 528.75 => 11.75 P = 52875 => P = Rs. 4500   Hence, total invested money = P + P = 4500 + 4500 = Rs. 9000.

Q: Poorly tuned engines do not get good gas mileage. 1976 0

  • 1
    TRUE
    Correct
    Wrong
  • 2
    FALSE Answer & Explanation Answer:
    Correct
    Wrong
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Answer : 1. "TRUE"
Explanation :

Answer: A) TRUE Explanation: The above-given statement is absolutely true. Poorly tuned engines of vehicles will not get good gas mileage. A poorly running engine may lose power that is needed for normal driving and emergencies, may not start, gets poor fuel economy, pollutes the air, and could stall when you are on the road causing a traffic problem.

Q: Where are Alluvial Soils found in India? 1975 0

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Answer :
Explanation :

1. In India Alluvial Soils are most likely found in Indo-Gangetic Plains that stretches across almost East and North India.    2. Indo-Gangetic Plains has got this name after the two rivers The Indus and The Ganges Drain th plain.   3. These soil cover more than the 35% of the total land in India.   4. These Soils are suitable for Wheat, Vegetables, Cotton, Bajra, Oil seeds,...   5. These soils tend to be sandier and has quick draining properties than many other soils in India.

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Answer : 4. "21 km"
Explanation :

Answer: D) 21 km Explanation: From both voices it can be conclude that, Varanasi is more than 20km but less than 22km away. That is it is 21 kms away.

Q: Find the total numbers greater than 4000 that can be formed with digits 2, 3, 4, 5, 6 no digit being repeated in any number ? 1975 0

  • 1
    120
    Correct
    Wrong
  • 2
    256
    Correct
    Wrong
  • 3
    192
    Correct
    Wrong
  • 4
    244
    Correct
    Wrong
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Answer : 3. "192"
Explanation :

Answer: C) 192 Explanation: We are having with digits 2, 3, 4, 5 & 6 and numbers greater than 4000 are to be formed, no digit is repeated.   The number can be 4 digited but greater than 4000 or 5 digited.   Number of 4 digited numbers greater than 4000 are4 or 5 or 6 can occupy thousand place => 3 x P34 = 3 x 24 = 72.    5 digited numbers = P55 = 5! = 120  So the total numbers greater than 4000 = 72 + 120 = 192

Q: Who got the ‘Transformative Chief Minister Award’ in USIBC in 2017 ? 1975 0

  • 1
    Mr. Vijay Singh
    Correct
    Wrong
  • 2
    Mr. Suresh Babu
    Correct
    Wrong
  • 3
    Mr.Chandrababu Naidu
    Correct
    Wrong
  • 4
    Mr. Achuathanan
    Correct
    Wrong
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Answer : 3. "Mr.Chandrababu Naidu"
Explanation :

Answer: C) Mr.Chandrababu Naidu Explanation: Andhra Pradesh Chief Minister Chandrababu Naidu has been selected for the  'Transformative Chief Minister Award 2017' in recognition for his role in advancing the US-India partnership at the state level.   ii. The award by the US-India Business Council (USIBC) would be presented to Mr. Naidu during the USIBC West Coast Summit in Bengaluru (the Silicon Valley) on May 8.     iii. Last year’s recipient of this award was Amitabh Kant, CEO of Niti Aayog.

Q: Where are Maglev trains used? 1974 0

  • 1
    London
    Correct
    Wrong
  • 2
    Russia
    Correct
    Wrong
  • 3
    Germany
    Correct
    Wrong
  • 4
    Japan
    Correct
    Wrong
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Answer : 4. "Japan"
Explanation :

Answer: D) Japan Explanation: Maglev trains are used in Japan, South Korea and China only. Maglev derived from magnetic levitation using the principle of magnetic repulsion is a system of train transportation that uses two sets of magnets, one set to repel and push the train up off the track as in levitation then another set to move the 'floating train' ahead at great speed taking advantage of no friction. Maglev trains are therefore quieter and smoother than conventional trains, and have the potential for much higher speeds Despite over a century of research and development, maglev transport systems are in operation in just three countries Japan, South Korea and China.   Hence Maglev -- Magnetic-levitation.

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