CAT 2020 Slot 3 DILR questions, answer key and solutions

The Data Interpretation & Logical Reasoning (DILR) section of CAT 2020 Slot 3: 24 questions in 40 minutes, 6 TITA and 18 MCQ. The answer key below is CAT's official one.

Q	Question	Topic	Type	Answer
Q1	Set 1 · How many mango trees were there in total?	Grids & Matrices	MCQ	C
Q2	Set 1 · Which of the following is the correct sequence of trees…	Grids & Matrices	MCQ	A
Q3	Set 1 · How many pine trees did Chitra receive?	Grids & Matrices	MCQ	B
Q4	Set 1 · Who got the plot with the smallest number of trees and how…	Grids & Matrices	MCQ	C
Q5	Set 1 · Which of the following statements is NOT true?	Grids & Matrices	MCQ	A
Q6	Set 1 · Which column had the highest number of trees?	Grids & Matrices	MCQ	D
Q7	Set 2 · What were the bids by Arun, Bankim, Charu and Dipak…	Games & Tournaments	MCQ	C
Q8	Set 2 · In how many rounds did Arun bid Hi?	Games & Tournaments	TITA	4
Q9	Set 2 · In how many rounds did Bankim bid Lo?	Games & Tournaments	TITA	4
Q10	Set 2 · In how many rounds did all four players make identical bids?	Games & Tournaments	TITA	2
Q11	Set 2 · In how many rounds did Dipak gain exactly 1 point?	Games & Tournaments	TITA	1
Q12	Set 2 · In which of the following rounds, was Arun DEFINITELY the…	Games & Tournaments	MCQ	A
Q13	Set 3 · Among the following days, the largest fraction of orders…	Charts & Tables	MCQ	A
Q14	Set 3 · On which of the following days was the number of orders…	Charts & Tables	MCQ	D
Q15	Set 3 · The delivery ratio for a given day is defined as the ratio…	Charts & Tables	MCQ	D
Q16	Set 3 · The average time taken to deliver orders booked on a…	Charts & Tables	MCQ	D
Q17	Set 4 · What was the total number of schools having exactly three of…	Venn & Set Puzzles	MCQ	C
Q18	Set 4 · What was the number of schools having facilities F2 and F4?	Venn & Set Puzzles	MCQ	A
Q19	Set 4 · What was the number of schools having only facilities F1 and…	Venn & Set Puzzles	TITA	42
Q20	Set 4 · What was the number of schools having only facilities F1 and…	Venn & Set Puzzles	TITA	20
Q21	Set 5 · Suppose vial C tests positive and vials A, E and H test…	Venn & Set Puzzles	MCQ	C
Q22	Set 5 · Suppose vial A tests positive and vials D and G test…	Venn & Set Puzzles	MCQ	B
Q23	Set 5 · Which of the following combinations of test results is NOT…	Venn & Set Puzzles	MCQ	D
Q24	Set 5 · Suppose one of the lab assistants accidentally mixed two…	Venn & Set Puzzles	MCQ	B

Topics in this section

Topic	Questions
Venn & Set Puzzles	8
Games & Tournaments	6
Grids & Matrices	6
Charts & Tables	4

Other sections: VARC · QA · DILR questions from every year