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Paper 24
Feb 21,2004

1) a clock is divided by two straight lines such that the sum in the three parts formed is equal. What is the sum in each part?? a) 24 b) 48 c) …d) none of
these
Answer) I guess is 24(check by yourself)(a similar question is there in shakuntla devi)

2) There are 9 flavours/varieties of scoops available to put in a softy cone.
There are a few children ,each child picks 2 flavours out of these .all the different
combinations are considered . howmany children are there?/
Ans ) 9c2(combinations formula ) =9!/(7! 2!) =36

3-5) There are “m “boxes each having “ n “ weights .in every box all the weights are of equal size. Only 1 box out of the m boxes is different .based on this data 3 questions
a)if m=3,n=3 then how many trials are required to find the box which is different from others?
b)m=10,n=10 then how many trials are required to find the box which is different from others?
C)M=6,n=5 then how many trials?/

6-9) There was a line diagram showing the capacity & cost of transferring petrol from source station to destination station based on this diagram 3-4 questions were there like how much wud it cost to transfer 3 litres from source station to destination station?/
what wud be the minimum cost to be incurred if ‘x’ litres were to be transferred from source station to destination station?
There were 2 sets of 3-D problems

10-11) there are five people by the names A ,B,C,D,E . each one practices 1 game from cricket , football, volleyball, swimming & tennis . who does what ?- 2 questions like this

12-13) there are 4 people vijay, vinay, ajay, vineet ,each wearing a different colour of shirt & a different colour of trouser from among blue, green , red, yellow.
Few conditions like
a) any person doesn't wear all green or all blue or all red or all yellow
b) vijay doesn’t wear red
c) d) [2 questions based on this]

14) a stair caseof 100 metres in height has to be built by using stones (all of which are of same size of 1 metre cube). The staircase has to be built by first putting 1 stone& then by standing on it making it to a height of 100 mts (I do not remember the exact value of height ) How many stones are required to built this?
Answer) series formula [n(n+1)/2] Hint : 1+2+3+….100 =

15)tower of Hanoi problem there is one stack of coins (in such & such order), how many chances are required to move it to form an identical stack.

There were a few questions based on a paragraph given for each questions 3-4
independent questions like this
We were required to :- a) infer something
b)find a statement which wud support the given paragraph
to find a statement which would contradict the purpose given in paragraph

This paper is downloaded from: www.ChetanaS.com 

 

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