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# Placement Questions & Answers :: TCS

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Not Attempted

131. If KMNOQ is 7- 5 - 4 - 3 - 1 and DEFIJ is 4-5-6-9-8 and RSWYZ is 2-3-7-9-8 then AGVXH is

Explanation:

Here is no explanation for this answer

Tags: TCS

Not Attempted

132. My next door neighbour lies a lot. In fact, he only tells the truth on one day a week! One day he told me, "I lie on Mondays and on Tuesdays."The next day he said, "Today is either Thursday, Saturday or Sunday."The next day he said, "I lie on Wednesdays and Fridays."
On which day of the week does my neighbour tell the truth?

Explanation:

Here is no explanation for this answer

Tags: TCS

Not Attempted

133. The addition 457 + 982 + 896 = 2345 is incorrect. What is the least digit that can be changed to make the addition correct?

Explanation:

Here is no explanation for this answer

Tags: TCS

Not Attempted

134. A child was looking for his father. He went 42 metres in the East before turning to his right. He went 20 metres before turning to his right again to look for his father at his uncle's place 30 metres from this point. His father was not there. From here he went 25 metres to the North before meeting his father in a street. How far did the son meet his father from the starting point?

Explanation:

Here is no explanation for this answer

Tags: TCS

Not Attempted

135. At the end of 1994 Rohit was 1/4th as old as his grandmother. The sum of the years in which they were born is 3843. How old Rohit was at the end of 2001?

Explanation:

Here is no explanation for this answer

Tags: TCS

Not Attempted

136. Raj writes a number. He sees that the number of two digits is 9 less than 3 times the number. If the number is increased by 45, the result is the same as the number formed by reversing the digit. Find the number.

Explanation:

Here is no explanation for this answer

Tags: TCS

ShortCut
Not Attempted

137. Find the value of "n" where 3^48 + 3^1996 + 3^3943+33^n is a perfect cube?

Explanation:

Here is no explanation for this answer

ShortCut By :: Arif

see subtracting powers of each coefficient 1996-48 = 1948

3943-1996= 1947

similary 3n-3943=1946

solving for n , n comes out to be 1963.

Tags: TCS

Not Attempted

138. There are 5 sweets - Milk peda, Ice cream, Rasagulla Paper sweet and Rasamalai that I wish to eat on 5 consecutive days - Monday through Friday, one sweet a day, based on the following self imposed constraints:

1) Paper sweet is not eaten on Monday
2) If Milk peda is eaten on Monday, then Paper sweet must be eaten on Friday
3) If Paper sweet is eaten on Tuesday, Ice cream should be eaten on Monday
4) Rasagulla should be eaten on the day preceding to the day of eating Milk peda.Based on the above, Rasagulla can be eaten on any day except?

Explanation:

Here is no explanation for this answer

Tags: TCS

Not Attempted

139. Raj drives slowly along the perimeter of a rectangular park at 24 kmph and completes one full round in 4 minutes 30 seconds. If the ratio of the length to the breadth of the park is 5 : 7, what are its dimensions?

Explanation:

Here is no explanation for this answer

Tags: TCS

Not Attempted

140. In the polynomial f(x) =2*x^4 - 49*x^2 +54, what is the product of the roots, and what is the sum of the roots (Note that x^n denotes the x raised to the power n, or x multiplied by itself n times)?