TCS Placement Paper soln for all 70 patterns : (21-30)


Pattern 21:

1. A Person buys a horse for 15 ponds, after one year he sells it for 20 pounds. After one year,
again he buys the same horse at 30 pounds and sells it for 40 pounds. What is the profit for
that person?

Solution: here we cannot consider depreciation or decay of item accto answer so go acc to
answer

Totally 5+10=15$profit

Pattern 22:

1. John buys a cycle for 31 dollars and given a cheque of amount 35 dollars. Shop Keeper
exchanged the cheque with his neighbor and gave change to John. After 2 days, it is known
that cheque is bounced. Shop keeper paid the amount to his neighbor. The cost price of cycle
is 19 dollars. What is the profit/loss for shop keeper?
a)loss 23 b)gain 23 c)gain 54 d)Loss 54

Solution: Loss= Change of money given to john(4$)+actual cycle cost 19$=23$ loss

Pattern 23:

1. A lady has fine gloves and hats in her closet- 18 blue, 32 red, and 25 yellow. T he lights are
out and it is totally dark. In spite of the darkness, she can make out the diff erence between a
hat and a glove. She takes out an item out of the closet only if she is sure that if it is a glove.
How many gloves must she take out to make sure she has a pair of each color?
a) 50 b) 8 c) 60 d) 42
Solution: I am not able to answer this if i go in procedure way so search in net by searching
question. Better see below website

My answered questions may be answer ed there.

2. A lady has fine gloves and hats in her closet- 14 blue, 20 red, and 18 yellow. T he lights are
out and it is totally dark. In spite of the darkness, she can make out the diff erence between a
hat and a glove. She takes out an item out of the closet only if she is sure that if it is a glove.
How many gloves must she take out to make sure she has a pair of each color?

3. A lady has fine gloves and hats in her closet- 13 blue, 27 red, and 40 yellow. The lights are

out and it is totally dark. In spite of the darkness, she can make out the diff erence between a
hat and a glove. She takes out an item out of the closet only if she is sure that if it is a glove.
How many gloves must she take out to make sure she has a pair of each color?

4. A lady has fine gloves and hats in her closet- 25 blue, 7 red, and 9 yellow. T he lights are
out and it is totally dark. In spite of the darkness, she can make out the diff erence between a
hat and a glove. She takes out an item out of the closet only if she is sure that if it is a glove.
How many gloves must she take out to make sure she has a pair of each color?

5. A lady has fine gloves and hats in her closet- 26 blue, 30 red, and 56 yellow. T he lights are
out and it is totally dark. In spite of the darkness, she can make out the diff erence between a
hat and a glove. She takes out an item out of the closet only if she is sure that if it is a glove.
How many gloves must she take out to make sure she has a pair of each color?

Pattern 24:

1. Sangakara and Pontingselects batting by using a dice, but dice is biased. So to resolve,
Ponting takes out a coin. What is the probability that coin shows corr ect option?
a)1/2 b)1/6 c)1/12 d)6/10

Solution is ½.

2. There is a die with 10 faces. It is not known that fair or not. 2 captains want to toss die for
batting selection. What is the possible solution among the following?
a) If no. is odd it is head, if no. is even it is tail
b) If no. is odd it is tail, if no. i s even it is head
c) Toss a die until all the 10 digits appear on top face. And if first no. in the sequence is odd
then consider it as tail. If it is even consider it as head.

Pattern 25:
1. In a family there are some boys and girls. All boys told that they are having equal no of
brothers and sisters and girls told that they are having twice the no. of brothers than sisters.
How many boys and girls present in a family?
a) 4 boys and 3 girls b) 3 boys and 4 girls c) 2 boys and 5 girls d) 5 boys and 2 girls

Pattern 26:

1. 10 men and 10 women ar e there, they dance with each other, is there possibility that 2 men
are dancing with same women and vice versa?
a) 22 b) 20 c) 10 d) none

2. There are 100 men and 100 women on the dance floor. They want to dance with each
other. Then which of the following statements is always true:
a) There are 2 men who danced with equal no. of women¶s
b) There are 2 women who danced with equal no. of men
a) both a and b b)only a c)only b d)none

Pattern 27:

1. Middle- earth is a fictional land inhabited by hobbits, elves, dwarves and men. The hobbits
and elves are peaceful creatures that prefer slow, silent lives and appreciate nature and art.
The dwar ves and the men engage in physical games. The game is as follows. A tournament is
one where out of the two teams that play a match, the one that loses get eliminated. The
matches are played in different rounds, where in every r ound; half of the teams get eliminated
from the tournament. If ther e are 8 rounds played in knock out tournament, how many
matches were played?
a) 257 b) 256 c) 72 d) 255
Solution: Do not know perfect logic 28

2. A game is played between 2 players and one player is declared as winner. All the winners
from first round are played in second round. All the winners from second round are played in
third round and so on. If 8 rounds are played to declare only one player as winner, how many
players are played in first round?
a) 256 b) 512 c) 64 d) 128

Pattern 28:

1. Metal strip of width µx¶ cm. 2 metal strips are placed one over the other, then the combine
length of 2 strips is µy¶. If µz¶ strips are placed in that manner. What is the final width of that
arrangement?

2. A, B, C, D, E are there among A, B, C are boys and D, E are girls D is to the left of A and
no girl sits at the middle and at the extemes. Then what is the or der of their sittings.

Pattern 29:

1. There is 7 fr iends (A1, A2, A3….A7).If A1 have to have shake with all without repeat.
How many handshakes possible?
a) 6 b) 21 c) 28 d) 7

Solution: For handshakes type question i am confirming you that if the there are n members
are there

Handshakes are given in linear manner =n-1(last person cannot give hand shake to first
person)

Handshakes are given in cyclic manner =n(last per son can give hand shake to first person)

But i do not know perfectly for repetition it is nc2

2. 49 members attended the party. In that 22 are males, 17 are females. The shake hands
between males, females, male and female. Total 12 people given shake hands. How many
such kinds of such shake hands are possible?
a) 122 b) 66 c) 48 d)1 28

Pattern 30:

1. B is taller than j and 3 pillars. P is shorter than B and 2 pillars is j shorter/taller than P?
a) yes b) no c) may be d) can¶t find

2. There are 1000 pillars for a temple. 3 friends Linda, Chelsey, Juli visited that temple.
(Some unrelated stuff) Linda is taller than Chelsea and taller than 2 of 1000 pillars. Julia is
shorter than Linda. Find the correct sentence?
a) Linda is shorter among them
b) Chelsea is taller than Julia
c) Chelsea is shorter than Julia
d) Cannot determine who is taller among Chelsea and Julia

About these ads

3 thoughts on “TCS Placement Paper soln for all 70 patterns : (21-30)

  1. Middle- earth is a fictional land inhabited by hobbits, elves, dwarves and men. The hobbits
    and elves are peaceful creatures that prefer slow, silent lives and appreciate nature and art.
    The dwar ves and the men engage in physical games. The game is as follows. A tournament is
    one where out of the two teams that play a match, the one that loses get eliminated. The
    matches are played in different rounds, where in every r ound; half of the teams get eliminated
    from the tournament. If ther e are 8 rounds played in knock out tournament, how many
    matches were played?
    wat is the correct ans, some where it is given 255 and somewhere 256. tell me correct one and how(explain)

    • 256…explain:just trial and error method among the options…first we have to think about the
      1)elimination so from that we came there must be exactly even matches….
      2)he gave every round half the teams are gone so..ROUNDS–8 7 6 5 4 3 2 1
      256/2=128 128/2=64 64/2=32 32/2=16 16/2=8 8/2=4 4/2=2 2/2=1(winner)

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s