## QA – Placement Quizzes | Percentages | Question 1

John earns 33.33% more than Peter. By what percentage is Peter’s earning less than that of John’s? (A) 22 % (B) 25 % (C) 26… Read More »

## QA – Placement Quizzes | Time Speed Distance | Question 1

Samuel covers the distance from his home to his office at a speed of 25 km/hr and comes back at a speed of 4 km/hr.… Read More »

## QA – Placement Quizzes | Ratio and Proportion | Question 5

If the ages of Jacob, Max and Samuel are in the proportion 3:5:7 and the average of their ages is 25 years, then find the… Read More »

## QA – Placement Quizzes | Ratio and Proportion | Question 4

The ratio 5:3 represents 16 liters of a mixture containing milk and water. If 4 liters of water is added and 4 liters of milk… Read More »

## QA – Placement Quizzes | Ratio and Proportion | Question 3

In a library, the ratio of the books on Computer, Physics and Mathematics is 5:7:8. If the collection of books is increased respectively by 40%,… Read More »

## QA – Placement Quizzes | Ratio and Proportion | Question 2

Mark, Steve and Bill get their salaries in the ratio of 2:3:5. If their salaries are incremented by 15%, 10%, and 20% respectively, the new… Read More »

## QA – Placement Quizzes | Ratio and Proportion | Question 1

In a box, there are 10p, 25p and 50p coins in the ratio 4:9:5 with the total sum of Rs 206. How many coins of… Read More »

## QA – Placement Quizzes | Pipes and Cisterns | Question 11

Two friends A and B decided to work together and fill a pool of capacity 1000 liters. Using a bucket each, A fills at the… Read More »

## QA – Placement Quizzes | Pipes and Cisterns | Question 10

Two pipes A and B are connected to drain out a water tank. A alone can drain out the tank in 20 hours and B… Read More »

## QA – Placement Quizzes | Pipes and Cisterns | Question 9

Two pipes A and B work alternatively with a third pipe C to fill a swimming pool. Working alone, A, B and C require 10,… Read More »

## QA – Placement Quizzes | Pipes and Cisterns | Question 8

Two pipes A and B can fill a tank in 10 hours and 30 hours respectively. Due to a leak in the tank, it takes… Read More »

## QA – Placement Quizzes | Pipes and Cisterns | Question 7

Three pipes A, B and C were opened to fill a tank. Working alone, A, B and C require 10, 15 and 20 hours respectively.… Read More »

## QA – Placement Quizzes | Pipes and Cisterns | Question 6

Three pipes A, B and C were opened to fill a cistern. Working alone, A, B and C require 12, 15 and 20 minutes respectively.… Read More »

## QA – Placement Quizzes | Pipes and Cisterns | Question 5

Working alone, two pipes A and B require 9 hours and 6.25 hours more respectively to fill a pool than if they were working together.… Read More »

## QA – Placement Quizzes | Pipes and Cisterns | Question 4

Three pipes A, B and C are connected to a tank. Working alone, they require 10 hours, 20 hours and 30 hours respectively. After some… Read More »