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

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

Instructions for Question: Read the information given below to answer the question.

(i) Mohan‘s reading schedule consists of reading only subject on a given day of the week.  

(ii) The subjects are Physics, Chemistry, Mathematics, Biology, and Social Science.

(iii) Monday to Saturday are reading days including one day only for play. Sunday is a complete holiday for Mohan.  

(iv) Mathematics day is neither on the first day nor on the last day but earlier than the Chemistry day.

(v) Biology day is on the immediate next day of Chemistry day.

(vi) Physics day is on the immediate previous day of the play day. (vii) Biology day and Social Science day have a gap of two days between them.

(viii) Social Science day is on the immediate next day of the play day. 

Physics day and Biology day have a gap in how many days between them? 


Instructions for Question: Read the information given below to answer the question.

(i) Mohan‘s reading schedule consists of reading only subject on a given day of the week.  

(ii) The subjects are Physics, Chemistry, Mathematics, Biology, and Social Science.

(iii) Monday to Saturday are reading days including one day only for play. Sunday is a complete holiday for Mohan.  

(iv) Mathematics day is neither on the first day nor on the last day but earlier than the Chemistry day.

(v) Biology day is on the immediate next day of Chemistry day.

(vi) Physics day is on the immediate previous day of the play day. (vii) Biology day and Social Science day have a gap of two days between them.

(viii) Social Science day is on the immediate next day of the play day. 

Which day is Mathematics day? 


Find the odd-man-out:


Choose the pair of words from the options that best represents a similar relationship as the one expressed in the following pair of words.

Waiter: Restaurant


Solve the following question and mark the most appropriate option.
In a family of six, there are three men A, B, and C, and three women R, S, and T. The six persons are Architect, Lawyer, CA, Professor, Doctor, and an Engineer by profession but not in the same order. There are two married couples and two unmarried persons. C is not R's husband. The Doctor is married to a Lawyer. R's grandfather is a Professor. Bis neither A's son nor he is an Architect or a Professor. The Lawyer is T's daughter-in-law. C is T's son and the Engineer's father. A is married to the CA.
Which among the following is the correct pair of married couples?


In making a decision about an important question, it is desirable to distinguish between a 'strong' argument and a 'weak' argument. A 'strong' argument must be both important and directly related to the question. A 'weak' argument may not be directly related to the question and may be of minor importance or may be related to the trivial aspect of the question. The question below is followed by four arguments numbered I, II, Ill, and IV. You have to decide which of the arguments is 'strong' and which is 'weak'.

Statement

  • Should people with educational qualifications higher than the optimum requirements be debarred from seeking jobs?

Arguments

  1. No, it will further aggravate the problem of educated unemployment.
  2. Yes, it creates complexes among employees and affects the work adversely.
  3. No, this goes against the basic rights of the individuals.
  4. Yes, this will increase productivity.

In making decisions about an important question, it is desirable to distinguish between a 'strong' argument and a 'weak' argument. A 'strong' argument must be both important and directly related to the question. A 'weak' argument may not be directly related to the question and may be of minor importance or may be related to the trivial aspect of the question. The question below is followed by four arguments numbered I, II, III, and IV. You have to decide which of the arguments is 'strong' and which is 'weak'.

Statement

  • Should all the management institutes in the country be brought under government control?

Arguments

  1. No, the government does not have adequate resources to run such institutes effectively.
  2. No, each institute should be given the freedom to function on its own.
  3. Yes, this will enable to have standarised education for all the students.
  4. Yes, only then the quality of education would be improved.

Information that is published is part of the public record. But the information that a reporter collects, and sources that he contacts, must be protected in order for our free press to function free of fear.

The above argument is most severely weakened by which one of the following statements?


The following question, two statements are given followed by two or three Conclusions I, II, and III. You 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. Education is a process of lighting.
  2. The mind requires light to enlighten the core of the cognitive aspect.

Conclusions

  1. Education is a light that removes the darkness of the mind.
  2. Education is a static process for the mind.

Examine the following statements

I. None but the rich can afford to travel by air.
II. Some of those who travel by air become sick.
III. Some of those who become sick require treatment.

Which one of the following conclusions can be drawn from the above statements?


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