Cognizant — Interview Questions
Aptitude · Reasoning · English · CS — Corporate & Campus Interview Prep
Showing 11–20 of 50 questions
Q.11
Easy
Cognizant
If the cost price is Rs. 500 and profit percentage is 25%, what is the profit amount?
Correct Answer:
B. Rs. 125
Explanation:
Profit = 25% of 500 = 0.25 × 500 = 125
Q.12
Medium
Cognizant
Three numbers are in the ratio 2:3:5. If their sum is 100, what is the largest number?
Correct Answer:
C. 50
Explanation:
Let numbers be 2x, 3x, 5x. Sum = 2x + 3x + 5x = 10x = 100. x = 10. Largest = 5x = 50
Q.13
Easy
Cognizant
A worker can complete a task in 10 days. How much work will be done in 3 days?
Correct Answer:
C. 30%
Explanation:
Work done per day = 1/10 = 10%. In 3 days = 3 × 10% = 30%
Q.14
Easy
Cognizant
If a < b and b < c, which of the following is true?
Correct Answer:
C. a < c
Explanation:
By transitivity, if a < b and b < c, then a < c
Q.15
Medium
Cognizant
A number when divided by 12 leaves remainder 5. What is the remainder when the number is divided by 4?
Correct Answer:
B. 1
Explanation:
Number = 12k + 5. When divided by 4: 12k + 5 = 4(3k) + 4 + 1 = 4(3k+1) + 1. Remainder = 1
Q.16
Medium
Cognizant
If 5 workers can build a wall in 12 days, how many days will 10 workers take?
Correct Answer:
B. 6 days
Explanation:
Work is inversely proportional to number of workers. (5 × 12) = (10 × x), so x = 6 days
Q.17
Easy
Cognizant
The average of five numbers is 30. What is their sum?
Correct Answer:
D. 150
Explanation:
Sum = Average × Count = 30 × 5 = 150
Q.18
Easy
Cognizant
Find the missing number in the series: 2, 4, 8, 16, ?, 64
Correct Answer:
B. 32
Explanation:
Each number is double the previous: 2, 4, 8, 16, 32, 64. Pattern is multiplication by 2
Q.19
Medium
Cognizant
If a person buys 10 items at Rs. 50 each and sells them at Rs. 60 each, what is the profit percentage?
Correct Answer:
C. 20%
Explanation:
Cost Price = 10 × 50 = 500. Selling Price = 10 × 60 = 600. Profit = 100. Profit% = (100/500) × 100 = 20%
Q.20
Easy
Cognizant
Complete the analogy: Dog : Bark :: Cat : ?
Correct Answer:
A. Meow
Explanation:
A dog barks, similarly a cat meows. This is a sound association analogy