TCS Papers: Sample Questions 1 - 4 of 502

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Question number: 1

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Short Answer Question▾

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G (0) =1 G (1) =-1 IF G (N) = 2* (G (N-1) ) - 3 (G (N-2) ) Then what is the value of G (4)?

Explanation

Here,

We are asked to find the value of G (4).

Value of G (4) is 1.

Question number: 2

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A shopkeeper bought a watch for Rs. 400 and sold it for Rs. 500. What is his profit percentage?

Explanation

Cost price of the watch = 400

Selling price of the watch = 500

Gain = Selling price – Cost price

Gain =

Gain = 100

Gain (%) =

=

= 25%

Hence, profit in percentage will be 25.

Question number: 3

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Difference between two numbers is 4 and their product is 17. Then find the sum of their squares?

Explanation

Let the two numbers be x and y.

Difference between two numbers is 4 and their product is 17.

We can write, and

We know,

Sum of their squares is 50.

Question number: 4

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Short Answer Question▾

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Ferrari is leading car manufacturer. Ferrari S. P. A. is an Italian sports car. It has enjoyed great success. If Mohan’s Ferrari is 3 times faster than his old MERCEDES which gave him 35 kmph if Mohan travelled 490 km in his Ferrari the how much time in hours he took?

Explanation

  • Ferrari is 3 times faster than Mercedes.
  • Mercedes gives 35 kmph speed.
  • So, speed of Ferrari will be, kmph
  • While covering distance of 490 km, time taken by Ferrari

= 4.66667 hours