CAT Practice Question and Answer

Q: Find the compound interest on Rs. 2680 at 8% per annum for 2 years ? 1614 0

  • 1
    Rs. 664.21
    Correct
    Wrong
  • 2
    Rs. 548.68
    Correct
    Wrong
  • 3
    Rs. 445.95
    Correct
    Wrong
  • 4
    Rs. 692.57
    Correct
    Wrong
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Answer : 3. "Rs. 445.95"
Explanation :

Answer: C) Rs. 445.95 Explanation: We know Compound Interest = C.I. = P1+r100t - 1 Here P = 2680, r = 8 and t = 2 C.I. = 26801 + 81002-1= 268027252-12= 26802725+12725-1= 2680 5225×225 = (2680 x 52 x 2)/625 = 445.95   Compound Interest = Rs. 445.95

Q: 3, 12, 5, ? 1614 0

  • 1
    36
    Correct
    Wrong
  • 2
    26
    Correct
    Wrong
  • 3
    30
    Correct
    Wrong
  • 4
    24
    Correct
    Wrong
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Answer : 3. "30"
Explanation :

Answer: C) 30 Explanation: 332 + 3 = 12552 + 5 = 30

Q: Who became the first wicketkeeper in world cricket to effect 100 stumpings in ODI's in 2017 ? 1614 0

  • 1
    Mahendra Singh Dhoni
    Correct
    Wrong
  • 2
    Kumar Sangakkara
    Correct
    Wrong
  • 3
    Mark Boucher
    Correct
    Wrong
  • 4
    Adam Gilchrist
    Correct
    Wrong
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Answer : 1. "Mahendra Singh Dhoni"
Explanation :

Answer: A) Mahendra Singh Dhoni Explanation: Former India captain Mahendra Singh Dhoni became the first wicketkeeper in world cricket to effect 100 stumpings in One Day Internationals. He broke the record of former Sri Lankan captain Kumar Sangakkara.

Q: What will be the ratio of simple interest earned by certain amount at the same rate of interestfor 4 years and 6 years ? 1614 0

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

Answer: C) 2:3 Explanation: Let p be the principle amount And R% be the rate of interest Then, required ratio =P×4×R100P×6×R100    ⇒4PR6PR= 2:3

Q: In a mixture of milk and water the proportion of water by weight was 75%. If in 60 gm of mixture 15 gm water was added, what would be the percentage of water ? (Weight in gm) 1613 0

  • 1
    80%
    Correct
    Wrong
  • 2
    70%
    Correct
    Wrong
  • 3
    75%
    Correct
    Wrong
  • 4
    62%
    Correct
    Wrong
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Answer : 1. "80%"
Explanation :

Answer: A) 80% Explanation: Water in 60 gm mixture=60 x 75/100 = 45 gm. and Milk = 15 gm.   After adding 15 gm. of water in mixture, total water = 45 + 15 = 60 gm and weight of a mixture = 60 + 15 = 75 gm.   So % of water = 100 x 60/75 = 80%.

Q: World Suicide Prevention Day (WSPD) is observed every year on _______ 1613 0

  • 1
    1 September
    Correct
    Wrong
  • 2
    7 September
    Correct
    Wrong
  • 3
    D) is observed every year on _______  A) 1 September B) 7 September C)
    Correct
    Wrong
  • 4
    is observed every year on _______  A) 1 September B) 7 September C) 9 September D) 10 September
    Correct
    Wrong
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Answer : 4. "is observed every year on _______  A) 1 September B) 7 September C) 9 September D) 10 September"
Explanation :

Answer: D) 10 September Explanation: World Suicide Prevention Day (WSPD) is an awareness day celebrated on 10 September every year, keeping in mind the end goal to give overall commitment and action to anticipate suicides, with various activities around the world since 2003.

Q: Internet was started in India on ? 1612 0

  • 1
    8 August,1994
    Correct
    Wrong
  • 2
    15 August,1995
    Correct
    Wrong
  • 3
    9 August,1995
    Correct
    Wrong
  • 4
    7 August,1996
    Correct
    Wrong
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Answer : 2. "15 August,1995"
Explanation :

Answer: B) 15 August,1995 Explanation:

Q: General Knowledge Challenge 1611 0

  • 1
    A
    Correct
    Wrong
  • 2
    B
    Correct
    Wrong
  • 3
    C
    Correct
    Wrong
  • 4
    D
    Correct
    Wrong
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Answer : 4. "D"
Explanation :

Answer: D) D Explanation: Tokyo, capital city of Japan is the most populous city in the world. Second is Delhi in India, third is Shangai in China.

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