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CAT 2020 Previous Year Questions: Caselets Notes | Study Logical Reasoning (LR) and Data Interpretation (DI) - CAT

Document Description: CAT 2020 Previous Year Questions: Caselets for CAT 2022 is part of Logical Reasoning (LR) and Data Interpretation (DI) preparation. The notes and questions for CAT 2020 Previous Year Questions: Caselets have been prepared according to the CAT exam syllabus. Information about CAT 2020 Previous Year Questions: Caselets covers topics like and CAT 2020 Previous Year Questions: Caselets Example, for CAT 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for CAT 2020 Previous Year Questions: Caselets.

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Passage - 1

In a certain board examination, students were to appear for examination in five subjects: English, Hindi, Mathematics, Science and Social Science. Due to a certain emergency situation, a few of the examinations could not be conducted for some students. Hence, some students missed one examination and some others missed two examinations. Nobody missed more than two examinations.
The board adopted the following policy for awarding marks to students. If a student appeared in all five examinations, then the marks awarded in each of the examinations were on the basis of the scores obtained by them in those examinations.
If a student missed only one examination, then the marks awarded in that examination was the average of the best three among the four scores in the examinations they appeared for.
If a student missed two examinations, then the marks awarded in each of these examinations was the average of the best two among the three scores in the examinations they appeared for.
The marks obtained by six students in the examination are given in the table below. Each of them missed either one or two examinations.
CAT 2020 Previous Year Questions: Caselets Notes | Study Logical Reasoning (LR) and Data Interpretation (DI) - CATThe following facts are also known.
I. Four of these students appeared in each of the English, Hindi, Science, and Social Science examinations.
II. The student who missed the Mathematics examination did not miss any other examination.
III. One of the students who missed the Hindi examination did not miss any other examination.
The other student who missed the Hindi examination also missed the Science examination.

Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:Who among the following did not appear for the Mathematics examination?
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Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:What BEST can be concluded about the students who did not appear for the Hindi examination?
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*Answer can only contain numeric values
Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:How many out of these six students missed exactly one examination? 
Check
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Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:Which students did not appear for the English examination?
View Solution

Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:What BEST can be concluded about the students who missed the Science examination?
View Solution

*Answer can only contain numeric values
Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:For how many students can we be definite about which examinations they missed?
Check
View Solution

Passage - 2

Sixteen patients in a hospital must undergo a blood test for a disease. It is known that exactly one of them has the disease. The hospital has only eight testing kits and has decided to pool blood samples of patients into eight vials for the tests. The patients are numbered 1 through 16, and the vials are labelled A, B, C, D, E, F, G, and H. The following table shows the vials into which each patient’s blood sample is distributed.
CAT 2020 Previous Year Questions: Caselets Notes | Study Logical Reasoning (LR) and Data Interpretation (DI) - CATIf a patient has the disease, then each vial containing his/her blood sample will test positive. If a vial tests positive, one of the patients whose blood samples were mixed in the vial has the disease. If a vial tests negative, then none of the patients whose blood samples were mixed in the vial has the disease.

Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:Suppose vial C tests positive and vials A, E and H test negative. Which patient has the disease?
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Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:Which of the following combinations of test results is NOT possible?
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Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:Suppose vial A tests positive and vials D and G test negative. Which of the following vials should we test next to identify the patient with the disease?
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Question for CAT 2020 Previous Year Questions: Caselets
Try yourself:Suppose one of the lab assistants accidentally mixed two patients' blood samples before they were distributed to the vials. Which of the following correctly represents the set of all possible numbers of positive test results out of the eight vials?
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The document CAT 2020 Previous Year Questions: Caselets Notes | Study Logical Reasoning (LR) and Data Interpretation (DI) - CAT is a part of the CAT Course Logical Reasoning (LR) and Data Interpretation (DI).
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