CAT Practice Question and Answer

Q: If the C.I. on a sum for 2 years at 12 1/2 % per annum is Rs. 510, the S.I. on the same sum at the same rate for the same period of time is   ? 1908 0

  • 1
    Rs. 580
    Correct
    Wrong
  • 2
    Rs. 480
    Correct
    Wrong
  • 3
    Rs. 550
    Correct
    Wrong
  • 4
    Rs. 470
    Correct
    Wrong
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Answer : 2. "Rs. 480"
Explanation :

Answer: B) Rs. 480 Explanation: Let the sum be Rs. P. Then,   P1+252x1002-P= 510   P[982- 1] = 510.   Sum = Rs. 1920   So, S.I. = (1920 x 25 x 2) / (2 x 100) = Rs. 480

Q: W of H the E? 1907 0

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Answer :
Explanation :

The given letter equation tells that, Wives of Henry the Eighth.

Q: Simplify the following and find the value of ?   13 of ? + 47 of 114 of 539 = 31% of 2000 1906 0

  • 1
    1134
    Correct
    Wrong
  • 2
    1237
    Correct
    Wrong
  • 3
    1187
    Correct
    Wrong
  • 4
    1249
    Correct
    Wrong
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Answer : 1. "1134"
Explanation :

Answer: A) 1134 Explanation: 13 x ? + 47 x 114 x 539 = 31100 x 2000? = 378 x 3? = 1134

Q: The ratio of present ages of X and Y is 4:5. Which of the following can't be the ratio of ages of X and Y, 20 years ago ? 1906 0

  • 1
    2 : 5
    Correct
    Wrong
  • 2
    8 : 15
    Correct
    Wrong
  • 3
    9 : 10
    Correct
    Wrong
  • 4
    3 : 5
    Correct
    Wrong
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Answer : 3. "9 : 10"
Explanation :

Answer: C) 9 : 10 Explanation: The ratio of X and Y ages at present is 4:5.  Then, the ratio 20 years ago will not be more than the ratio at present. So, from the options 9:10 is not satifying => its ratio is 0.9 which is greater than presnt ratio of 0.8.

Q: When Was The Tripitaka Written 1906 0

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Answer :
Explanation :

The Tripitaka was Written in Third Century bce(beginning of the common era). The Tripitaka (called Tipitaka in Pali) is the earliest collection of buddhist writings. Initially, they were composed orally.

Q: If 6 men and 3 boys working together, can do four times as much work per hour as a man and a boy together. Find the ratio of the work done by a man and that of a boy for a given time  ? 1906 0

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

Answer: A) 1 : 2 Explanation: 6M + 3B = 4(1M + 1B)6M + 3B = 4M + 4B2M = 1B M/B = 1/2

Q: Is Air a Mixture? 1905 0

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

Answer: A) TRUE Explanation: True, Air is a Mixture. Air is considered as mixture for the following reasons ; 1. Air can be separated into its components like N2, O2 , Argon and CO2 by the process of fractional distillation of liquid air. 2. Air shows the properties of all the gases present in the atmosphere. For example : Oxygen is good Supporter of combustion. Hence air also is good supporter of combustion. 3. Air does not have a fixed formula. 4. Air has a variable composition because air at different places contains different amount of gases. 5. Heat or Light energy is neither absorbed nor released when air is prepared physical by mixing required amount of gases . 6. Mixture does have fixed boiling Point. It holds good in case of liquid air.

Q: The First Five Year Plan was based on ___________. 1904 0

  • 1
    Herold Domar Model
    Correct
    Wrong
  • 2
    P.C . Mahalanobis Model
    Correct
    Wrong
  • 3
    Both the Above
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 1. "Herold Domar Model"
Explanation :

Answer: A) Herold Domar Model Explanation:

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