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Here is the list of few puzzles you can refer. You are given two candles of equal size, which can burn 1 hour each.
You have to measure 90 minutes with these candles. There is no scale or clock. Also u r given a lighter. Ans: 1. First light up the two ends of the 1st candle. When it will burn out light up one end of the second candle. Try the similar problem to measure 45 minutes.
Ans: First light-up the two ends of the 1st candle and one end of the 2nd candle. You r given a thermometer. What can u do by this without measuring the temperature? Ans: if u put thermometer into a tree it wont grow anymore, will just die off 4. How it is possible to place four points that are equidistance from each other? OR U r a landscape designer and your boss asked u to design a landscape such that you should place 4 trees equidistance from each other.
Distance from each tree to the other must be same Ans: Only 3 points can be equidistant from each other. But if u place points in the shape of a pyramid then its possible 5. You are given a cake; one of its corner is broken.
How will u cut the rest into Two equal parts? Ans: Slice the cake 6. Ans: Drag one piece of material over another. There is no attractive force in the middle portion of the magnet. OR Get a piece of thread and tie up with the one bar and check for poles.
If it iron bar then it moves freely and if it is magnetic bar then it fix in one direction according to poles. If one tyre of a car suddenly gets stolen Ans: Open 3 screws, 1 from each tyre and fix the tyre. How can u measure a room height using a thermometer? Ans: temp varies with height. What is the height of room if after entering the room with a watch ur head strikes a hanging bulb? Ans: Oscillate the hanging bulb. Add the L with ur height to get the height of the room.
OR Ans: Drop it from the room and find the time at which it strikes the floor. Color of bear Ans: We get 'g' perfect 10 which is only in poles How will you measure height of building when you are at the top of the building? And if you have stone with you. Ans: Drop the stone and find the time taken for the stone to reach the ground.
How wud u catch and receive a ball in same direction? Dropping is from north And receiving from bottom not accepted, as it is 2 directions Ans:? Some tell truth, some false and some alternators. Find out the true statements. Can u make with 5 zeros? There are three people A, B, C. Liars are of same type and Truth speaking people are of same type. Find out who is speaking truth and who is speaking false from the following statements: a A says: B is a liar. Ans: lets assume A is speaking truth.
It means B is a liar then it means A and C are not of same type. Ans: its impossible! You have to draw 3 concentric circles with a line passing thru their center without lifting hand.
Ans: Start the line complete one circle move inside circles along the line and then draw second circle. Like wise rest. A rectangular paper is there.
At a corner a rectangular size paper is taken from it. Now you have to cut the remaining paper into two equal halves. Ans: try it on the paper. You must fold the part that has complete paper and select Half of it and then fold the part that cut and selects half of it and then cut along the folding.
Value of x-a x-b.. There are 9 coins. How will you find out the heavier coin in minimum number of weighing and how many weighing it will need? Ans: 2 weighing Divide the number of coins into 3 parts at each weighing. Learn more about Scribd Membership Home.
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Infosys Shakuntala Devi Interview Puzzles With Answers
Their product is twenty. Can you find the sum of the reciprocals of the two numbers? It is simply obtained by dividing equation 1 by 2. What is the sum of all numbers between and which are divisible by 14?