List of top Data Interpretation & Logical Reasoning (DILR) Questions

Using the same sales data, which product had the lowest sales in Q2?
Using the same logic puzzle, which color is in House 3?
In a logic puzzle, 4 houses are numbered 1 to 4. Each has a unique color (Red, Blue, Green, Yellow) and a unique pet (Cat, Dog, Bird, Fish). House 1 is Red. The Cat is in House 3. The Dog is not in House 4. Which house has the Dog?
Using the same bar chart, which product had the highest sales in 2013?
A pie chart shows expenses: Rent (30%), Food (25%), Transport (20%), Savings (15%), Others (10%). If total expenses are Rs. 20,000, how much is spent on Food?
Using the same pie chart, what is the combined expense for Rent and Transport?
A group of 6 friends (A, B, C, D, E, F) must be seated in a circle. A and B cannot sit together. How many arrangements are possible?
In a seating arrangement, 5 people (A, B, C, D, E) sit in a row. A and B must sit together, and C cannot sit at the ends. How many arrangements are possible?
A shop sells pens at Rs. 10, pencils at Rs. 5, and erasers at Rs. 2. If a customer buys 3 pens, 4 pencils, and 5 erasers, what is the total cost?
Using the same Venn diagram, how many students study exactly two subjects?
A Venn diagram shows students studying Physics (P), Chemistry (C), and Biology (B):
- P only: 10, C only: 15, B only: 20
- P and C only: 5, P and B only: 8, C and B only: 7
- All three: 5
How many students study at least one subject?
In a survey, 60% of people prefer tea, and 40% prefer coffee. If 30% of tea drinkers and 50% of coffee drinkers add sugar, how many people add sugar if 200 people were surveyed?
Using the same table, which dealer sold the most cars in February?
In a class, 60% of students are boys. If 40% of boys and 50% of girls passed an exam, and 48 students passed, how many students are in the class?
A company has 3 departments: HR, IT, and Sales. The number of employees in HR, IT, and Sales are in the ratio 2:3:5. If the total number of employees is 100, how many employees are in the Sales department?

A pie chart shows the percentage distribution of a company's expenses: Salaries (40%), Rent (20%), Utilities (15%), Marketing (15%), Miscellaneous (10%). If total expenses are 1,10,00,000, what is the amount spent on Salaries? 
 

A pie chart shows the percentage distribution of a company's expenses: Salaries (40%), Rent (20%), Utilities (15%), Marketing (15%), Miscellaneous (10%). If total expenses are 110,00,000, what is the combined amount spent on Rent and Utilities? 
 

Using the table, what is the total production of all crops in the South region? 

The table shows the production (in tons) of three crops in four regions. Which region produces the most wheat? 

Using the table, which course has the lowest average enrollment across the three years? 

The table shows the number of students in four courses across three years. Which year has the highest total enrollment? 

Using the bar chart, which product has the highest total revenue across all four years? 

The bar chart shows the revenue (in lakhs) of a company from three products-X, Y, and Z-over four years (2010 - 2013). In which year is the total revenue highest? 

Four friends-Alice, Bob, Charlie, and Dana-each buy a different fruit: apple, banana, orange, or grape. Alice does not buy grapes. Bob buys neither apples nor oranges. Charlie does not buy bananas. Who buys the orange?
Three employees-X, Y, Z-are assigned to three projects-P1, P2, P3. Each project gets one employee. X cannot work on P2. Y cannot work on P3. Who works on P2?