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Brain Strain

Brain Strain. Time to Think!. Puzzle 1. Always old, sometimes new, Never sad, sometimes blue, Never empty, sometimes full, Never pushes, always pulls. What is it?. Puzzle 2. What are the next two numbers in the series? 14, 316, 536, 764, ?, ?. Puzzle 3.

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Brain Strain

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  1. Brain Strain Time to Think!

  2. Puzzle 1 • Always old, sometimes new, Never sad, sometimes blue, Never empty, sometimes full, Never pushes, always pulls. What is it?

  3. Puzzle 2 • What are the next two numbers in the series? 14, 316, 536, 764, ?, ?

  4. Puzzle 3 • Dies half its life Lives the rest Dances without music Breathes without breath What is it?

  5. Puzzle 4 • A man is walking along a level road lit only by a single streetlight. He is moving in a straight line, at a constant speed. He passes the lamppost and leaves it behind, which makes his shadow lengthen. Does the top of the man's shadow move faster, slower or at the same speed as the man? Justify your answer

  6. Puzzle 5 • A number when multiplied with 33/4 gives the same answer when it is added to 33/4. What is that number?

  7. Puzzle 6 • If two numbers are respectively 20% and 50% of a third number, what % is the first number of the second number?

  8. Puzzle 7 • A bus driver was going down a street. He was on the wrong side. He went through a stop sign and didn't signal at a turn. He went under the minimum speed and yet he didn't get in trouble for his actions. WHY not?

  9. Puzzle 8 • For many years a BIG company was looking for the universal solvent - a solvent that will dissolve anything. One day a man walked in with a bottle in his hand. The man said "I've come up with the UNIVERSAL solvent!! And if you're lucky, i will sell it to you for a mere $100,000!" The president looked seriously at the man and screamed, "Get out of here you stupid creep! You're a dumb liar and a fake!!!" And with that the president of this huge company picked up the guy and threw him out by his feet. How did the president know the man was a fake before he even tested the solvent?

  10. Puzzle 9 • Ben can never tell a lie, George can never tell the truth. One of them said, "The other one said he was George". Who said that?

  11. Puzzle 10 • There are three bulbs on 19th floor and there are three switches X, Y and Z on the ground floor. Each switch belongs to one bulbs, not necessarily in order. You can switch on or off as many times you want but you can go on 19th floor only once. How will you find out which switch belongs to which bulb? Note that you are the only person over there. You can't go outside and can't use any tools.

  12. Puzzle 11 • Given a rectangular cake with a rectangular piece removed (any Size or Orientation). How would you cut the remainder of the cake into two equal halves with one straight cut of a knife?

  13. Puzzle 12 • On one side of the river there is a man, a wolf, a goat, and some cabbage. The man needs to take each of them across to the other side of the river. He has a boat, but in it he can only fit one of them as well as himself. If he takes the wolf across first, the goat will eat the cabbage. If he takes the cabbage across, the wolf will eat the goat. Write the correct order in which he can take them across

  14. Puzzle 13 • A man was looking at a portrait. Someone asked him, "Whose picture are you looking at?" He replied, pointing at the portrait: "Brothers and sisters have I none, but this man's son is my father's son." Now whose picture is the man looking at?

  15. Puzzle 14 • Sita says to Gita, "I have 3 sons. They are all less than 10 years in age and all are of different age. The product of the ages of the two younger brothers is equal to the age of the eldest brother. Also, the sum of their ages is a Prime number." How old is the eldest son?

  16. Puzzle 15 • Do you know the missing number in the given series? 10, 11, 12, 13, 14, 15, 16, 17, 20, 22, 24, ___ , 100, 121, 10000

  17. Puzzle 16 • Decipher the following: YYRUYYUBICURYY4ME

  18. Puzzle 17 • Let's say that you were a bus driver. At the 1st stop 10 people got on the bus, 2nd stop 3 people got on the bus and 2 got off, 3rd stop 23 people got on and 9 got off, 4th stop 53 people got on, 5th stop 30 people got off another 2 people got off and then got back on, and 4 got on at this bus stop. Now at the last stop before the bus came to its final destination 29 people got on and 23 people got off. What was the bus drivers name?

  19. Puzzle 18 • Why can't a man in California marry his widow's sister?

  20. Puzzle 19 • There are 3 persons X, Y and Z. On some day, X lent tractors to Y and Z as many as they had. After a month Y gave as many tractors to X and Z as many as they have. After a month Z did the same thing. At the end of this transaction each one of them had 24. Find the tractors each originally had?

  21. Puzzle 20 • A rich man died. In his will, he has divided his gold coins among his 5 sons, 5 daughters and a manager. • According to his will: First give one coin to manager. 1/5th of the remaining to the elder son. Now give one coin to the manager and 1/5th of the remaining to second son and so on..... After giving coins to 5th son, divided the remaining coins among five daughters equally. • All should get full coins. Find the minimum number of coins he has?

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