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Tuesday, 22 July 2014

Awesome Puzzles


1. Place two letters in each set of brackets so that they form a word when tacked onto the letters on the left and form another word when placed in front of the letters on the right. The letters placed in the brackets must produce an eight letter word when read downwards in pairs.

HE(**)LY
HO(**)AR
AU(**)NK
CO(**)CH

Answer:  restrain.
               Here/rely
               Host/rely
               Aura/rank
               Coin/inch.


2. A billiard table is in the form of a rectangle with integral sides and just four pockets, one in each corner. A ball shoots out of the pockets at angles of 45 degree to the sides. Will it bounce around the table or finish up in one of the pockets?


Answer:  One of the pockets though not the one it started from.



3. A driving school claims an average test pass rate of 76.8 percent. What is the least number of pupils required to achieve this result?


Answer:  125. (96 passes out of 125 give an average of 76.8%).



4. A bag contains 65 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?


Answer:  59. (The first 56 balls could be of all colors except red. This would leave 8 balls, all of which are red, so any three chosen would be red.

Monday, 21 July 2014

Logical puzzles



Today's logics....!!!

1. Every station on the railway system sells tickets to every other station. Some new stations were added. 46 sets of additional sets of tickets were required. How many new stations have been added? How many stations were there originally?

Answer: 2 new stations. (11 existing stations).


2. A factory was cutting rolls of cloth into 1 metre lengths, from a 200 metre roll. How long would it take for the machine to cut the roll if each cut took 4 secs?

Answer: 200m would only take 199 cuts not 200. (199*4 sec = 13.27 mins).


3. Which three of the four pieces below can be fitted together to form a perfect square?



Answer:  C B D. 


4. At college, 70% of the students studied Maths, 75% studied  English, 85% studied french and 80% studied German. What percentage at least must have studied all 4?

Answer:  10


5. A card player holds 13 cards of four suits, of which seven are black and six are red. There are twice as many hearts as clubs and twice as many diamonds as hearts. How many spades does he hold?


Answer:  6 ( The player holds 1 cub, 2 hearts and 4 diamonds. As he holds 13 cards ( or severn black cards), it follows that there must be 6 spades).


                       



Saturday, 19 July 2014

TODAY'S PUZZLES

Question:  A large volume of water is gushing through a pipe which narrows at
                 the outlet. At which point A,B,C or D will the water flow fastest?

        
Answer:  C. (The water flows fastest at the narrowest point.


Question:    SUNDAY
                   MONDAY
                   TUESDAY
                   WEDNESDAY
                   THURSDAY
                   FRIDAY
                   SATURDAY

What day comes three days after the day which comes two days after the day which comes immediately after the day which comes two days after monday?

Answer:   TUESDAY


Question:   Gordon is twice as old as Tony was when Gordon was as old as
                   Tony is now. Thecombined age of Gordon and Tony is 112 years.
                   How old are Gordon and Tony now?


 Answer:  Gordon 64 and Tony 48.

               When Gordon was 48, Tony was 32(ie half the age Gordon is now).


Question:   A bag of potatoes weighs 50 lbs divided by half of its weight. How
                  much does the bag of potatoes weigh?


Answer:  10 lb. (50 divided by 5 = 10.)

Friday, 18 July 2014

Aptitude Questions

Here goes interesting Aptitude Questions friends!


1.A boat can travel with a speed of 13km/hr in still water. If the speed of the stream is 4km/hr, find the time taken by the boat to go 68km downstream?

Answer:  4 hours. (speed downstream= (13+4)km/hr=17km/hr).  Time taken to travel
               68km downstream= 68/17 hrs= 4 hrs).

2.A Man's speed with current is 15km/hr and the speed of the current is 2.5km/hr. The man's speed against the current is?

Answer: 10km/hr. 
              Man's rate in still water=(15-2.5)km/hr=12.5km/hr.
              Man's rate against the current=(12.5-2.5)km/hr=10km/hr.

3.A motorboat, whose speed in 15km/hr in still water goes 30km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream is?

Answer: 5km/hr
                 

4.In one hour, a boat goes 11km/hr along the stream and 5km/hr against the stream. The speed of the boat in still water is?

Answer: 8km/hr.
              speed in still water =1/2(11+5) kmph = 8 kmph.

Thursday, 3 July 2014

The Question: Why can't man living in the INDIA be buried in canada?

The Answer: Why should a living man be buried?




The Question: Is it legal for a man in california to marry his widow's sister? Why?


The Answer: No, it is not legal to get married if you are dead.



The Question: A man builds a house rectangular in shape. All the sides have southern exposure. A big bear walks by. What color is the bear? Why?


The Answer: The bear is white since the house is built on the North pole.




The Question: What occurs once in every minute, twice in every moment, yet never in a thousand years?


The Answer: The letter m.



The Question: 13 people came into a hotel with 12 rooms and each guest wanted his own room. The bellboy solved this problem.

He asked the thirteenth guest to wait a little with the first guest in room number 1. So in the first room there were two people. The bellboy took the third guest to room number 2, the fourth to number 3,...., and the twelfth guest to room number 11. Then he returned to room number1 and took the thirteenth guest to room number 12,still vacant.
How can everybody have his own room?

The Answer: Of course, it is impossible. Into the second room should have gone the 2nd guest, because the 13th guest was waiting in room number 1.



The Question: What mathematical symbol can be placed between 5 and 9, to get a number greater than 5 and smaller than 9?


The Answer: decimal point: 5.9




The Question: The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?


The Answer: He was born on December 31st and spoke about it on January 1st.



The Question: When sandra had her birthday in the year 2000, she became 8 years old. However,she was born in the year 2008. How can you explain this?


The Answer: Sandra was born 2008 BC.