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Posted By: Saranya Member Level: Diamond Posted Date: 23 May 2008 Category: Aptitude Test

A light bulb is hanging in a room. Outside of the room there are three switches, of which only one is connected to the lamp. In the starting situation, all switches are 'off' and the bulb is not lit. If it is allowed to check in the room only once to see if the bulb is lit or not (this is not visible from the outside), how can you determine with which of the three switches the light bulb can be switched on?

Select Answer:

Switch 1
Switch 2
Switch 3
Don't know

Your Test Score: 0 / 0

Next Question: Here is a sequence of numbers: 1 11 21 1211 It seems to be a strange sequence, but yet there is a system behind it... What is the next term in this sequence?

Previous Question: Using the ciphers 1 up to 9, three numbers (of three ciphers each) can be formed, such that the second number is twice the first number, and the third number is three times the first number. Which are these three numbers?

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A number is doubled and 9 is added.If the resultant is tripled,it becomes 75.What is that number?

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