CAT Practice Question and Answer

Q: If N is the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case. What is the sum of the digits of N ? 1953 0

  • 1
    6
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    4
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 3. "4"
Explanation :

Answer: C) 4 Explanation: N = H.C.F. of (4665 - 1305), (6905 - 4665) and (6905 - 1305) = H.C.F. of 3360, 2240 and 5600 = 1120. Sum of digits in N = ( 1 + 1 + 2 + 0 ) = 4

Q: The ratio of speeds of a car, a train and a bus is 5:9:4. The average speed of the car, the bus and the train is 72 km/hr together. What is the average speed of the car and the train together ? 1953 0

  • 1
    84 km/hr
    Correct
    Wrong
  • 2
    96 km/hr
    Correct
    Wrong
  • 3
    72 km/hr
    Correct
    Wrong
  • 4
    60 km/hr
    Correct
    Wrong
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Answer : 1. "84 km/hr"
Explanation :

Answer: A) 84 km/hr Explanation: Let the speeds of the car, train and bus be 5x, 9x and 4x km/hr respectively.Average speed = 5x + 9x + 4x/3 = 18x /3 = 6x km/hr.Also, 6x = 72 => x = 12 km/hrTherefore, the average speed of the car and train together is = 5x+9x2= 7x = 7 x 12 = 84 km/hr.

Q: Pointing to a photograph, a man said, "I have no brother or sister but that man’s father is my father’s son." Whose photograph was it? 1952 0

  • 1
    His uncle's
    Correct
    Wrong
  • 2
    His nephew's
    Correct
    Wrong
  • 3
    His son's
    Correct
    Wrong
  • 4
    His Cousin's
    Correct
    Wrong
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Answer : 3. "His son's"
Explanation :

Answer: C) His son's Explanation: Since the narrator has no brother, his father’s son is he himself. So, the man who is talking is the father of the man in the photograph. Thus, the man in the photograph is his son.

Q: Which of the following is a characteristic of all minerals? 1951 0

  • 1
    Crystalline solids
    Correct
    Wrong
  • 2
    Minerals are inorganic
    Correct
    Wrong
  • 3
    All minerals are formed in a natural process
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 4. "All the above"
Explanation :

Answer: D) All the above Explanation: Common properties of Minerals are :   1. All minerals are formed in a natural process. 2. Minerals are inorganic 3. Minerals are crystalline solids. 4. Every mineral is an element or compound with a definite chemical composition.

Q: A seller uses 840 gm in place of 1 kg to sell his goods. Find his actual profit/loss % When he sells his article on 4% loss on cost price ? 1951 1

  • 1
    14.28 % profit
    Correct
    Wrong
  • 2
    24.18 % profit
    Correct
    Wrong
  • 3
    14.28 % loss
    Correct
    Wrong
  • 4
    24.18 % loss
    Correct
    Wrong
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Answer : 1. "14.28 % profit"
Explanation :

Answer: A) 14.28 % profit Explanation: Let 1kg of Rs. 100 then 840gm is of Rs. 84.Now (label on can 1kg but contains 840kg ) so for customer it is of Rs. 100 and further gives 4% discount [he sells his article on 4% loss on cost price.] So now S.P = Rs. 96But actually it contains 840 gm so C.P for shopkeeper = Rs. 84S.P = Rs. 96C.P = Rs. 84Profit% = {(S.P-C.P)/C.P}x100{(96-84)/84} x 100 = 14.28571429% PROFIT.

Q: Which of the following describes loyalists? 1951 0

  • 1
    They thought Patriots were too radical
    Correct
    Wrong
  • 2
    They decided to fight against the British
    Correct
    Wrong
  • 3
    They wanted to return to Britain
    Correct
    Wrong
  • 4
    They supported British taxation
    Correct
    Wrong
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Answer : 1. "They thought Patriots were too radical"
Explanation :

Answer: A) They thought Patriots were too radical Explanation: They thought Patriots were too radical is the statement which describes loyalists correctly.

Q: What are the four main functions of a computer? 1950 0

  • 1
    Data, information, bits and bytes
    Correct
    Wrong
  • 2
    Hardware, software, modeling and operations
    Correct
    Wrong
  • 3
    Input, processing, output and storage
    Correct
    Wrong
  • 4
    Learning, thinking, intelligence and virtuosity
    Correct
    Wrong
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Answer : 3. "Input, processing, output and storage"
Explanation :

Answer: C) Input, processing, output and storage Explanation: The four main functions of a computer are ::   1. Input, 2. Processing, 3. Output and 4. Storage

Q: Full convertibility of a rupee means ? 1950 0

  • 1
    Determination of rate of exchange between rupee and foreign currencies freely by the market forces of demand and supply
    Correct
    Wrong
  • 2
    Repayment of loans in terms of rupees
    Correct
    Wrong
  • 3
    Payment for imports in terms of rupees
    Correct
    Wrong
  • 4
    Purchase of foreign exchange for rupees freely
    Correct
    Wrong
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Answer : 1. "Determination of rate of exchange between rupee and foreign currencies freely by the market forces of demand and supply"
Explanation :

Answer: A) Determination of rate of exchange between rupee and foreign currencies freely by the market forces of demand and supply Explanation:

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