LR - Rank & Ordering - Previous Year CAT/MBA Questions
You can practice all previous year CAT questions from the topic LR - Rank & Ordering. This will help you understand the type of questions asked in CAT. It would be best if you clear your concepts before you practice previous year CAT questions.
Answer the next 5 questions based on the information given below:
All the first-year students in the computer science (CS) department in a university take both the courses (i) AI and (ii) ML. Students from other departments (non-CS students) can also take one of these two courses, but not both. Students who fail in a course get an F grade; others pass and are awarded A or B or C grades depending on their performance. The following are some additional facts about the number of students who took these two courses this year and the grades they obtained.
1. The numbers of non-CS students who took AI and ML were in the ratio 2 : 5.
2. The number of non-CS students who took either AI or ML was equal to the number of CS students.
3. The numbers of non-CS students who failed in the two courses were the same and their total is equal to the number of CS students who got a C grade in ML.
4. In both the courses, 50% of the students who passed got a B grade. But, while the numbers of students who got A and C grades were the same for AI, they were in the ratio 3 : 2 for ML.
5. No CS student failed in AI, while no non-CS student got an A grade in AI.
6. The numbers of CS students who got A, B and C grades respectively in AI were in the ratio 3 : 5 : 2, while in ML the ratio was 4 : 5 : 2.
7. The ratio of the total number of non-CS students failing in one of the two courses to the number of CS students failing in one of the two courses was 3 : 1.
8. 30 students failed in ML.
Solution
Ask Your Doubt
ReportHow many CS students failed in ML?
How many non-CS students got A grade in ML?
How many students got A grade in AI?
- A.
84
- B.
63
- C.
99
- D.
42
How many non-CS students got B grade in ML?
- A.
75
- B.
165
- C.
25
- D.
90
Study the following information carefully and answer the questions.
Four houses Blue, Green, Red and Yellow are located in a row in the given order. Each of the houses is occupied by a person earning a fixed amount of a salary. The four persons are Paul, Krishna, Laxman, and Som.
Read the following instruction carefully:I. Paul lives between Som and Krishna
II. Laxman does not stay in Blue house
III. The person living in Red house earns more than that of person living in Blue
IV. Salary of Som is more than that of Paul but lesser than that of Krishna
V. One of the person earns Rs. 80, 000
VI. The person earning Rs. 110,000 is not Laxman
VII. The salary difference between Laxman and Son is Rs. 30,000
VIII. The House in which Krishna lives is located between houses with persons earning salaries of Rs. 30,000 and Rs. 50,000
IX. Krishna does not live in Yellow house, and the person living in yellow house is not earning lowest salary among the four persons.
Who lives in Red house?
- A.
Paul
- B.
Krishna
- C.
Laxman
- D.
Som
Answer the following question based on the information given below.
A Prime Minister is contemplating the expansion of his cabinet. There are four ministerial berths and there are eight probable candidates (C1-C8) to choose from. The selection should be in a manner that each selected person shares a liking with at least one of the other three selected members. Also, the selected must also hate at least one of the likings of any of the other three persons selected.
I. C1 likes travelling and sightseeing, but hates river rafting
II. C2 likes sightseeing and squash, but hates travelling
III. C3 likes river rafting, but hates sightseeing
IV. C4 likes trekking, but hates squash
V. C5 likes squash, but hates sightseeing and trekking
VI. C6 likes travelling, but hates sightseeing and trekking
VII. C7 likes river rafting and trekking, but hates travelling, and
VIII. C8 likes sightseeing and river rafting, but hates trekking
Who are the four people selected by the Prime Minister?
- A.
C1, C2, C5, C6
- B.
C3, C4, C5, C6
- C.
C1, C2, C4, C7
- D.
None of the above
Answer the following question based on the information given below.
Elle is three times older than Yogesh. Zaheer is half the age of Wahida. Yogesh is older than Zaheer.
Which of the following can be inferred?
- A.
Yogesh is older than Wahida.
- B.
Elle is older than Wahida.
- C.
Elle may be younger than Wahida.
- D.
None of the above
Which of the following information will be sufficient to estimate Elle's age?
- A.
Zaheer is 10 years old.
- B.
Both Yogesh and Wahida are older than Zaheer by the same number of years.
- C.
Both 1 and 2 above
- D.
None of the above