TCS PAPER(21 n 22nd aug,2010)

HAI frns...

i hav attended tcs written nd wrote some Qns, i vl b vry USEFUL, preapre these b4 gng 2 xam, u wl at atleast 10-12 Qns dirctly frm these..

u will find most of d q's to be lengthy and thr is sme info given in d

q which is not used to get d ans....they js hv made d q's lengthy to

kill time....but d q's r easy....so all i cn say abt d paper is to

test our managment of time..

tcs paper consists of 35 q's to be answrd in 1 hr....

i atmptd 27 of thm and got some time left to do 2 q's but thot of

reviewn d answrd q's.....i thot it was a good to ans some nd get thm

right than answerin many...

i hve placed the q's as i remember....so dont completely rely on

them....but these topics r sure to be covered in the exam....

• A man bought 1 orange per rupee, 2 palms per rupe n 3 grapes per rupe, & he spent 7 rupees to buy fruits for his 2 chidren equally…(its very lengthy, I made it simple). Wat r the fruits??

ANS: 1 orange 2 palms 3 grapes

• One third of a no. is 2 more dan 1/6th of dat no. find no.

Ans. 12

• they hav given length of thickness and som length of wire and bla bla, at d last 3 lines dey given current and voltage and asked to find resistance.

Ans.V=IR, r=v/i

• find d 11 digit no using 1,2,3,4,5 and repetitions allowed which is divisible by 4.

Ans. Not solved but solve and go

• A says lies in Thursday , Friday , Saturday and B says lies in Monday, Tuesday and Wednesday. On wat day both says truth.

Ans. Sunday.

• A man stood in front of paint and said I’ve no brthrs and sis’s , his father is d son of my father. Wat is d relation of the person in the paint to d man.

Ans. Son

• Old women said no of days of my grand daughter = no of months my daughters is?

And my age in no of years is= no of weeks of my grand daughter . sum of their ages is 115. Find d old women age?

Ans. Solve it

• Alies have some gloves and socks, in three colours 18 red, 32 blue, 42 green. Find d probability dat she picks up radomnly each pair of gloves for three colours.

Ans. Solve it

• Find d minimum no dat divides 2850 to make it a perfect square.

Ans. 5

• X,y,z r three sons. X elder, z youngest, x=y+3, x=3z, difference of some of the 2 children is 3. Find d elder age?

Ans. 15

• a tailor has 37.5m of cloth and he has to make pieces out a meter of a cloth. How many pieces he can make?

Ans. It is in RS Agarval.

• The ratios of ages if a:b is 6:5 and sum of their ages 77. After how many years their ages will be in the ratio 8:7?

Ans.14

• The given sum of two no’s and product of those two no’s and asked to find sum of d squares of those no.

Ans.(a+b)(a+b)=a2+b2+2ab

• They hav given 2 Q’s on ages and their avgs.

• A tank is filing 10 in ltrs in 1st day, 20 in 2nd day, 40 in 3rd day and 80 on 4th day and so on. If 1/8th of the tank is filled in 23 days then how many days it take to fill dat tank completely.

Ans. 26

• One Qstn on series.

9,16,19,34,39,?,79

Ans.69

• A pot contains 1L of milk and another pot contains 1L tea. If 10ml of tea is taken and poured in d pot of milk and 10ml from d mixer is taken and poured in Tea. Then which of the following is correct.

• Tea pot contains more milk

• Milk pot contains more milk like this (I did not remember properly.)

• A man from A to B at a speed of x kmph and B to A at a speed of y kmph. Find d avg speed of journey.

Ans. 2xy/(x+y)

• Samrat, arun and damma went to d hill and weighed individually first and 2 at a time and finally all d three. The last weight is 191. Find d avg of all combinations.

Ans. 4(191/7).

• Given that (84*84*84-54*54*54) / (84*84+84*54+54*54)== ????

Ans: Its jstly in formula of (a^3 – b^3) / (a^2+a*b+b^2)= (a-b)

So 84-54= 30(ans)

• While his journey, a traveler saws a bear in north side of india, and travelled trought out country along with that bear ,, due to wheather And climatic conditions , on that they gave unnessary stuff and finally asks whts the color of bear.

Ans : polar bear doest changes its color so answer ia WHITE

• On probability a die and a pack of cards are used simultaneously, whts the sum of two is grater than 7 will cum recurrently

• 8 b. 9 c, 10 d. 8 or 9

I got 8 as answer bt I m not sure..

• Here is jumbled world containing PCERTEAE

Ans : aftr reassigning the word whts that word represents

• City b, bird c. Animal d. none

I don’t knw the answer, once check dictionary

• A room has dimesions like x m length and y m breadth and gave that room has density and humidity and so on unnecessary stuff abt 5 lines…….bt the question is abt area of that room

Ans : (x*y) Sq,m

25:

(a*a*a - b*b*b)/(a*a + a*b + b*b)

they gave some values instead of a , b like a=79 and b=61 for

me.....

ans a-b=79-61

26 (4x + 2y)/2x + y) = ? wen x = 2y

solvin jus by substitutn..

27 . a factory prepares some product X and the cost of production

consists of 3 parts - labour, raw materials and elec cost and the

ratio in wich tthe c.p. is distributd is 4:6:3 resp...if the labour

costs 100$ thn wt is d total cost?

ans: 4 parts = 100$ tot c.p = 4+6+3 = 13 parts = 13 * 25 $

28 thr will be some changes due to changes in the beahaviour of

animals wen thr changes in d climatic conditions.....a man is a

researcher on d behaviour on bears....he goes 1 mile north 4m his

station 2 follow a bear and then follows it to 1mile east collars the

bear wid some indicator and returns back to the station moving 1 mile

south....wt color is the bear

optns : white, brown, black,......

ans : i think is white

29 the ages of two of my 3 grandchildren differ by 2 or 3 yrs(i

dont rmbr perfctly)....and the eldest is 3 times older thn the

youngest wt is d age of the eldest?

ans: i got is 15 yrs as i remember and i got dis only while

checkin d options.......dis type of q is 4m numbers chapter in any

quant buk...

30 thr is a mercedes wich moves at a speed of 48kmph and a

ferrari at a speed 4 times d mercedes...if the dist is 947 km thn wt

is d time taken by mercedes?

ans: time = dist / speed i placed d q very clearly but

he gave a lot of matter to kill d tym and confuse us.....

31 B is a water tank....water flows into it at such a rate dt d

water in dt will be 10lt, 20lt, 40 lt, 80 lt,....after 1hr, 2hr, 3

hr,......after 19 hrs d tank filles upto 1/16th.....wt is d time it

takes to gt filled completely.....i dont rembr dis correctly but do

dis type of q 4m pipes and cisterns chapter i think....

ans: i didnt atmpt dis q as dis takes tym nd for sure to

make a mis in calc.....

32 half of a no is 6 more thn 1/6th of d no....wt is d no..?

33 thr r 100 houses in a street and a prime no (wich is b/w 140

and 180) no of shops and each house must have stairs of 100 so in all

how many 7's are thr???.....i dont rembr d q correctly

ans : i didnt ans d q it takes a lot of time....

34 jumble these letters P E T E R A K A....wt is it?

optns: fruit, vegtable , city, bird

ans i dint ans dis

35 a gal hsa cubes of 7 in vol....she uses d cubes to make a

block of 9cubes in length and 4 cubes in width and 7 cubes in

depth....if she only kept d boundaries how many cubes does she stil

need to complete d block?

ans: (9-2) * (7-2) * (4-2) = 70

36 how many 10 digit nos can be formed using 1,2,3,4,5 wich are

divisible by 4 reptitions are allowed?

ans: divisible by 4 - last two digits must be divisible by 4

so d chances for d last two digits must be in {12, 24, 32, 44, 52}

the last two digits cn b filled in 5 ways and d rest

8 digits in 5 ways each so d ans is 5 to d pow 9.....he gave d ans in

complete after solvin.....u dont hv to calc.... js check d optn wich

has units digit 5...dt will be ans...

Hi frnds they’ve given very long Q’s and lengty Q’s but i kept it simple here. They r time killing, read only last few lines to solve the Q’s.

prepare all the above, u may get some of these Q’s.

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