Brain Teaser SMS

Brain Teaser SMS



Each day a lady gets the lift from the 12th floor to the ground level so she can go to work. When she comes home however she only goes up the lift to level 8. Why is this and it is not to keep fit?

Answer: Because she is a midget and can only reach the buttons up the level 8!


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Brain Teaser SMS



A man lives on the tenth floor of a building. Every day he takes the elevator to go down to the ground floor to go to work or to go shopping. When he returns he takes the elevator to the seventh floor and walks up the stairs to reach his apartment on the tenth floor. He hates walking so why does he do it?

Answer: The man is too small to reach the button for the tenth floor.


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Brain Teaser SMS



By moving one of the following digits, make the equation correct. 62 – 63 = 1

Answer: 2^6 – 63 = 1
(2^6 = 2x2x2x2x2x2 = 64, –> 64 – 63 = 1)


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Brain Teaser SMS



You are a cook in a remote area with no clocks or other way of keeping time other than a four-minute and a seven-minute hourglass. On the stove is a pot of boiling water. Jill asks you to cook a nine-minute egg in exactly 9 minutes, and you know she is a perfectionist and can tell if you undercook or overcook the egg by even a few seconds. How can you cook the egg for exactly 9 minutes?

Answer: 1. Flip both hourglasses over and drop the egg into the water.
2. When the 4-minute timer runs out, flip it over (4 minutes elapsed, 3 remaining on the 7-minute timer).
3. When the 7-minute timer runs out, flip it over. (7 minutes elapsed, 1 remaining in the 4-minute timer)
4. When the 4-minute timer runs out, flip the 7-minute timer over. (8 minutes elapsed. 6 minutes remained in the 7-minute timer, but flipping it over leaves one minute’s worth of sand on top. When it runs out exactly nine minutes will have elapsed.


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Brain Teaser SMS



You must buy 100 chickens for exactly $100, and purchase at least one chicken from each store. The first store charges 5 cents/chicken, the second charges $1/chicken and the third charges $5/chicken. How many chickens should you buy from each store?

Answer:

80 from store 1 = $4
1 from store 2 = $1
19 from store 3 = $95.


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