"TCS Aptitude Test: Practice Questions and Tips for Success"

 Here are 20 sample TCS Aptitude questions and answers:

  1. If 5x = 4y and 4y = 3z, what is the value of x : z? Answer: x : z = 5 : 3

  2. What is the least number that must be subtracted from 1825 to make it divisible by 6? Answer: 1

  3. If a train travels at a speed of 90 km/hr for 2 hours, and then at a speed of 60 km/hr for 3 hours, what is the average speed of the train? Answer: 72 km/hr

  4. The value of x, when 10x - 7 = 3x + 13 is: Answer: x = 2

  5. A number when divided by 999 leaves a remainder of 7. What will be the remainder when the number is divided by 9? Answer: 7

  6. The average of six numbers is 22. If one of the numbers is excluded, the average becomes 21. What is the excluded number? Answer: 15

  7. The ratio of the cost price to the selling price of an article is 4:5. What is the profit percentage? Answer: 25%

  8. If the radius of a circle is increased by 20%, what is the percent increase in its area? Answer: 44%

  9. If the sum of two numbers is 48 and their difference is 4, what are the two numbers? Answer: 26 and 22

  10. If a man walks at a speed of 5 km/hr for the first hour, and then at a speed of 6 km/hr for the second hour, what is his average speed for the two hours? Answer: 5.5 km/hr

  11. A bag contains 4 red balls and 6 blue balls. If two balls are drawn at random, what is the probability that at least one is blue? Answer: 7/15

  12. What is the value of 1 + 2 + 3 + ... + 99 + 100? Answer: 5050

  13. If the price of an article is increased by 25%, what is the percent decrease needed to bring the price back to its original value? Answer: 20%

  14. What is the square of the number 11? Answer: 121

  15. If the value of x^2 - 9x + 14 = 0, what is the value of x? Answer: x = 2 or x = 7

  16. If the perimeter of a rectangle is 40 cm and its length is twice its breadth, what are the dimensions of the rectangle? Answer: Length = 16 cm, breadth = 8 cm

  17. If the area of a square is 196 sq cm, what is the length of one of its sides? Answer: 14 cm

  18. What is the next number in the series: 1, 3, 6, 10, 15, ...? Answer: 21

  19. If 5 men can do a piece of work in 8 days, how many men are needed to do the same work in 4 days? Answer: 10

  20. A man sold a product for Rs. 500, which was a profit of 20%. What was the cost price of the product? Answer: Rs. 416.67

Location: Erode, Tamil Nadu, India

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