हिंदी

Which of the Following Statements is True? - Mathematics

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प्रश्न

Recently, the answers to a test held nationwide were leaked to a group of unscrupulous people. The investigative agency has arrested the mastermind and nine other people A, B, C, D, E, F, G, Hand I in this matter. interrogating them, the following facts have been obtained regarding their operation. Initially, the mastermind obtains the correct answer-key. AU the others create their answer-key from one or two people who already possess the same. These people are called his/her "'sources". If the person has two sources. then he/she compares the answer-keys obtained for both sources. If the key to a question from both sources is identical, it is copied, otherwise, it is left blank. If the person has only one source, he/she copies the source's answer into his/her copy. Finally, each person compulsorily replaces one of the answers (not a blank one) with a wrong answer in his/her answer key. 
The paper contained 200 questions; so the investigative agency has ruled out the possibility of two or more of them introducing wrong answers to the same question. The investigative agency has a copy of the correct answer key and has tabulated the following data. This data represents question numbers.

Name Wrong Answer(s) Blank Answer(s)
A 45 ___
B 96 46, 90, 25
C 27, 56 17, 46, 90
D 17 ____
E 46, 90 ____
F 14, 46 92, 90
G 25 ____
H 46, 92 ____
I 27 17, 26, 90

Which of the following statements is true?

विकल्प

  • introduced the wrong answer to question 27

  • E introduced the wrong answer to question 46

  • F introduced the wrong answer to question 14

  • H introduced the wrong answer to question 46

MCQ
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उत्तर

F introduced the wrong answer to question 14

shaalaa.com
Analytical and Logical Reseasoning
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
2014-2015 (May) Set 1

संबंधित प्रश्न

All men are chairs. John Doe is a man. In logical language, therefore: 


Find the odd one out from the following:


Choose the most appropriate option for the following question.

__________ is a hater of knowledge and learning.


Eye : Myopia :: Teeth : ?


Architect : Building :: Sculptor : ?


Tree : Forest :: Grass : ?


Read the following short passage and choose the best answer to the question below that passage.
Anita:
Television programs and movies that depict violence among teenagers are extremely popular. Given how influential these media are, we have good reason to believe that these depictions cause young people to engage in violent behaviour. Hence, depictions of violence among teenagers should be prohibited from movies and television programs.
Amrita: But you are recommending nothing short of censorship! Besides which, your claim that television and movie depictions of violence causes violence is mistaken: violence among young people predates movies and television by centuries.
Amrita's attempted refutation of Anita's argument is vulnerable to criticism on which one of the following grounds?


The question below is given a statement followed by two assumptions numbered I and II. An assumption is something supposed or taken for granted. You have to consider the statement and the following assumptions and decide which of the assumptions is implicit in the statement.

Statement Unless country 'X' achieves total literacy, it cannot achieve its mission of development.

Assumptions

  1. It is possible to achieve total literacy in the country 'X'.
  2. No development is possible without a proper mission.

The following question, two statements are given followed by two or three Conclusions I, II, and IIIYou have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions if any follow from the given statements

Statements

  1. Water has a shape, has volume.
  2. The knowledge is like water, flowing from one side to another.

Conclusions

  1. Knowledge is interdisciplinary.
  2. The knowledge is bound within a specific area.
  3. Knowledge influences the core of mental activity directly.

Statement

  • Most of the students of Navodaya Vidyalaya are of outstanding merit.

Mark the most correct inference drawn.


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