CAT Practice Question and Answer

Q: Three men, four women and six children can complete a work in 9 days. A women does  double the work a man does and a child does half the work a man does. How many women alone can complete this work in 9 days? 3392 0

  • 1
    7
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    6
    Correct
    Wrong
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Answer : 1. "7"
Explanation :

Answer: A) 7 Explanation: Given (3 Men + 4 Women + 6 Children) -----> 9 days But W = 2M and C = M/2 Now, convert Men and Children into Women by 3W2 + 4W + 6W4=> 32 + 4 + 32 = 7 Women  Therefore, 7 women alone can complete this work in 9 days.

Q: Eight years ago, Ajay's age was 4/3 times that of Vijay. Eight years hence, Ajay's age will be 6/5 times that of Vijay. What is the present age of Ajay ? 3392 0

  • 1
    41 yrs
    Correct
    Wrong
  • 2
    40 yrs
    Correct
    Wrong
  • 3
    37 yrs
    Correct
    Wrong
  • 4
    33 yrs
    Correct
    Wrong
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Answer : 2. "40 yrs"
Explanation :

Answer: B) 40 yrs Explanation: Let the present ages of Ajay and Vijay be 'A' and 'V' years respectively. => A - 8 = 4/3 (V - 8) and A + 8 = 6/5 (V + 8) => 3/4(A - 8) = V - 8 and 5/6(A + 8) = V + 8 V = 3/4 (A - 8) + 8 = 5/6 (A + 8) - 8 => 3/4 A - 6 + 8 = 5/6 A + 20/3 - 8 => 10 - 20/3 = 10/12 A - 9/12 A => 10/3 = A/12 => A = 40.

Q: Find the odd one out of the floowing number series? 270, 261, 279, 252, 289, 243 3392 0

  • 1
    270
    Correct
    Wrong
  • 2
    279
    Correct
    Wrong
  • 3
    289
    Correct
    Wrong
  • 4
    243
    Correct
    Wrong
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Answer : 3. "289"
Explanation :

Answer: C) 289 Explanation: Here the given number series is 270, 261, 279, 252, 289, 243 270 - 9 = 261 261 + 18 = 279 279 - 27 = 252 252 + 36 = 288 (not equals to 289) 288 - 45 = 243   Hence, the odd number in the given number series is 289.

Q: If a person having Rs. 2000 and he want to distribute this to his five children in the manner that each son having Rs. 30 more than the younger one , what will be the share of youngest child ? 3384 1

  • 1
    Rs. 175
    Correct
    Wrong
  • 2
    Rs. 325
    Correct
    Wrong
  • 3
    Rs. 340
    Correct
    Wrong
  • 4
    Rs. 260
    Correct
    Wrong
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Answer : 3. "Rs. 340"
Explanation :

Answer: C) Rs. 340 Explanation: Assume first child (the youngest) get = Rs. x According to the question ;each son having Rs. 30 more than the younger one Second child will get = Rs. x + 30 Third child will get = Rs. x + 30 + 30 = x + 60 Forth child will get = Rs. x + 30 + 30 + 30 = x + 90 Fifth child will get = Rs. x + 30 + 30 + 30 + 30 = x + 120 Total amount they got = Rs. 2000 x + (x+30) + (x+60) + (x+90) + (x+120) = 20005x + 300 = 20005x = 1700x = Rs. 340So the youngest child will get Rs. 340.

Q: Study of sound is called 3383 0

  • 1
    Agronomy
    Correct
    Wrong
  • 2
    Accoustics
    Correct
    Wrong
  • 3
    Aesthetics
    Correct
    Wrong
  • 4
    Aeronautics
    Correct
    Wrong
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Answer : 2. "Accoustics"
Explanation :

Answer: B) Accoustics Explanation: Accoustics is a subject deals with the Study of sound   Aesthetics is a Philosophy of fine arts   The science or art of flight is called Aeronautics   The science of soil management is called Agronomy.

Q: Durand Cup is associated with the game of 3381 0

  • 1
    Badminton
    Correct
    Wrong
  • 2
    Volleyball
    Correct
    Wrong
  • 3
    Football
    Correct
    Wrong
  • 4
    Hockey
    Correct
    Wrong
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Answer : 3. "Football"
Explanation :

Answer: C) Football Explanation: Durand Cup is associated with the game of Football. The Durand Football Tournament or Durand Cup is a football competition in India which was first held in 1888. It is co-hosted by the Durand Football Tournament Society (DFTS) and Osians All the matches are free-of-cost for spectators, and the winner gets ₹ 50 lakh. The Tournament is named after its founder, Sir Mortimer Durand from Simla.

Q: If Laxmi is taller than Ramya but shorter than Susmitha and Ramya is as tall as Hema but taller than Avanthi, then Hema is : 3377 0

  • 1
    shorter than Ramya
    Correct
    Wrong
  • 2
    taller than Avanthi
    Correct
    Wrong
  • 3
    taller than susmitha
    Correct
    Wrong
  • 4
    shorter than Laxmi
    Correct
    Wrong
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Answer : 4. "shorter than Laxmi"
Explanation :

Answer: D) shorter than Laxmi Explanation: As given, we have: Susmitha > Laxmi > Ramya; Ramya = Hema, Ramya > Avanthi Thus the sequence of heights becomes: Susmitha > Laxmi > Ramya = Hema > Avanthi Clearly, Hema is shorter than Laxmi.

Q: The largest proportion of federal revenues comes from 3374 0

  • 1
    borrowing
    Correct
    Wrong
  • 2
    excise taxes
    Correct
    Wrong
  • 3
    social insurance taxes
    Correct
    Wrong
  • 4
    personal income taxes
    Correct
    Wrong
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Answer : 4. "personal income taxes"
Explanation :

Answer: D) personal income taxes Explanation: The largest proportion of federal revenues comes from personal income taxes. Almost half of all federal revenue (47 percent) comes from individual income taxes.

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