Practice Question and Answer

Q: Two bottles contains mixture of milk and water. First bottle contains 64% milk and second bottle contains 26% water. In what ratio these two mixtures are mixed so that new mixture contains 68% milk? 2398 0

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

Answer: A) 3 : 2 Explanation: % of milk in first bottle = 64% % of milk in second bottle = 100 - 26 = 74% Now, ATQ   64%            74%                   68%   6                    4   Hence, by using allegation method,   Required ratio = 3 : 2

Q: What is the antonym of "Censure" ? 2397 0

  • 1
    commend
    Correct
    Wrong
  • 2
    augment
    Correct
    Wrong
  • 3
    enthral
    Correct
    Wrong
  • 4
    reform
    Correct
    Wrong
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Answer : 3. "enthral"
Explanation :

Answer: C) enthral Explanation: "Censure" means expressing formal disapproval. "Enthral" means spellbound or enchant, which is farthest in meaning to the given word.

Q: Which freedom fighter was the author of the book "An Introduction of the dreamland" ? 2397 0

  • 1
    Bhagat Singh
    Correct
    Wrong
  • 2
    Bal Gangadhar Tilak
    Correct
    Wrong
  • 3
    Vinayak Damodar Savarkar
    Correct
    Wrong
  • 4
    Subhas Chandra Bose
    Correct
    Wrong
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Answer : 1. "Bhagat Singh"
Explanation :

Answer: A) Bhagat Singh Explanation:

Q: Is rusting a physical or chemical change? 2397 0

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Answer :
Explanation :

In chemistry rusting is called as oxidation. Oxidation is a chemical process where metal gains oxygen and become oxide. In rusting the Iron ore make a chemical reaction with the oxygen in the presence of water and environmental or atmospheric moisture to produce an Iron oxide. Iron oxide is otherwise called as rust. The rusting of iron is a chemical change because it is two substances reacting together to make a new substance.    Rusting would only be a physical change if iron molecules remained pure iron throughout the process.

Q:

In which state it has been declared a natural disaster due to heavy snowfall?

2397 5

  • 1
    Jammu and Kashmir
    Correct
    Wrong
  • 2
    Punjab
    Correct
    Wrong
  • 3
    Rajasthan
    Correct
    Wrong
  • 4
    Madhya Pradesh
    Correct
    Wrong
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Answer : 1. "Jammu and Kashmir"

Q:

In an examination, 30 percent of the students failed in English and 25 percent of the students failed in mathematics. If 15 percent of the candidates failed in both subjects, then what percentage of students passed in both subject.

2397 0

  • 1
    40 %
    Correct
    Wrong
  • 2
    50 %
    Correct
    Wrong
  • 3
    30 %
    Correct
    Wrong
  • 4
    60 %
    Correct
    Wrong
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Answer : 4. "60 % "

Q: Which word in the dictionary is spelled incorrectly? 2397 0

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Answer :
Explanation :

Incorrectly is the only word which is spelled incorrectly in the dictionary.

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