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b: "c is in third place"
c: "E is behind A"
d: "B is in first place"
e: "D is not the first"
The persons who have won gold and silver have lied find the positions in order(format:
name of first, name of second,..)">There are 5 persons who have won top five places in an event in Olympics . one ofthem asks all the five regarding thier positions, they reply asa: "i am not the last"b: "c is in third place"c: "E is behind A"d: "B is in first place"e: "D is not the first"The persons who have won gold and silver have lied find the positions in order(format:name of first, name of second,..)
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How to prepare for campus selections?i am new studenti join in cmr college at bangalorei am doing MCA 1st semplease tell me how to preparei want to becareful from first
sivanesh.a
- Dec 24th, 2006
prepare previous year papers...learn aptitude, puzzlebe strong in communication.
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A factory manufacturing flywheels for racing cars has 10 machines to make them. The manufacturer knows the correct weight for a flywheel.However, one day one of the machine begins to produce faulty parts- either overweight or underweight.How can the manufacturer find the faulty machine in only 2 weighings
Rathinavelu
- Oct 23rd, 2006
As Archana said, find y.For second weighing, take one sample from each machine and find its weight, let it be z, The weight of each sample is x, therefore the actual weight should be 10xfind (z~10x)&n...
Archana.G
- Oct 6th, 2006
Hi pooja,Proceed this way..........Take 1 fly wheel from 1st machine ,2 flywheels from 2nd, 3 from 3rd and so on 10 from the 10th machine.Now u will have a total of 55 wheels.just weigh them.say...
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Two women were selling marbles int the market place -- 1 at 3 for a paise and other at 2 for a paise. one day both of them were obliged to return home when each had 30 marbles unsold. they put together the 2 lots of marbles and handling them over to a friend asked her to sell them at 5 for 2 paise.now they were expecting to get 25 paise for the marbles as they would have got if sold separately but much to their surprise they go only 24 paise in total.where did the 1 paise go ? can anyone explain the mystery?
go2francis
- Oct 10th, 2006
Hi,If they sold separately,Woman 1 would have sold only Ten sets i.e. 3 * 10 = 30 piecesWoman 2 would have sold 15 sets i.e. 2 * 15 = 30 piecesBut when they are mixed their friend sold 12 sets i.e. 5 ...
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1/3 rd of the contents of a container evaporated on the 1st day. 3/4th of the remaining contents of the container evaporated on the day2. What part of the contents of the container is left at the end of the day2?
Let the original content be Xon first day, X/3 evaporates leaving 2X/3.on second day , 3/4 of 2X/3 evaporates which will leave 1/4 of 2X/3 = X/6 remains.
Bala
- Jul 25th, 2006
Let the content be X.1/3 of the content evaporated. 1/3 (X). The remaining content is X-1/3 (X)=2/3 (X).3/4 of the remaing content evaporated. 3/4(2/3 (X))=1/2(X).So the remainig content is 50%.
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Two train starts from two town for each hour. it takes 5hours to rach oter town.how many trains does the train come across.
Lucas
- Jul 3rd, 2006
The correct answer is 10 trains... Because Even before it starts already there will be four trains in track and afer the first train starts it will cross both this 4 previous trains and the next 6 trains in his journey...
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There is a 1 km long wire. It has been fixed around a wall of the building with the help of some poles between 2 telephone towers. It is noticed that if there is a increase of 1 2/3 m in width of 2 poles then there is a need of 1 pole less. How many poles were used?
How many Poles were used?
Challenging Puzzles
Ans