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Showing posts from April, 2023

The Rejected Gun

  THE REJECfED GUN:- An inventor offered a new large gun to the committee appointed by our government for the consideration of such things. He declared that when once loaded it would fire sixty shots at the rate of a shot a minute. The War Office put it to the test and found that it fired sixty shots an hour, but declined it, "as it did not fulfill the promised condition." "Absurd," said the inventor, "for you have shown that it clearly does all that we undertook it should do." "Nothing of the sort," said the experts. "It has failed." Can you explain this extraordinary mystery? Was the inventor, or were the experts, righ t? Orientation:- 1) The experts were right

The House Number (Part 1 & Part 2)

  THE HOUSE NUMBER (Part 1) :- A man said the house of his friend was in a long street, numbered on his side one, two, three, and so on, and that all the numbers on one side of him added up exactly the same as all the numbers on the other side of him. He said he knew there were more than fifty houses on that side of the street, but not so many as five hundred. Can you discover the number of that house? Orientation:- 1) Based on the information You can form the below equation   m(m+1)/2=n(n+1)/2-((m(m+1)/2))+m+1) Simplify the equation to find the answer pattern 2) You can write a C/C++ program to find the final answer The House Number (Part2):- A long street in Brussels has all the odd numbers of the houses on one side and all the even numbers on the other-a method of street numbering quite common in our own country. (1) If a man lives in an odd-numbered house and all the numbers on one side of him, added together, equal the numbers on the o...

The BEESWAX

  BEESWAX:- The word BEESWAX represents a number in a criminal's secret code, but the police had no clue until they discovered among his papers the following sum:                               EASEBSBSX                               minus                               B PWWKSETQ                               equals                               KPE PWEKKQ The detectives assumed that it was an addition sum and utterly failed to solve it. Then one man hit on the brilliant idea that perhaps it was a case of subtraction. This proved to be correct, and by substituting a different figure for each letter, so that ...

The Story

The Story:- I read a Story in the newspaper where a n English officer, after a gruesome experience during the Boxer rebellion  in China some years ago, fell asleep in church during the sermon. He was  dreaming that the executioner was approaching him to cut off his head, and  just as the sword was descending on the officer's unhappy neck his wife lightly  touched her husband on the back of his neck with her fan to awaken him. The  shock was too great, and the officer fell forward dead. Now, there is something  wrong with this story. What is it? Orientation:- 1) Reread the story twice to identify what is wrong with it.

Answers for Puzzles 5 to 7

Answers:- Switches:- Switches part1 :-Switch A is not working Switches part2:-Switch D is not working Hole Numbers:- 63 minutes Names:- Miss Brent is May The Fish:- 72 inch long The Debt:- (e)Phil could give Harry $20 and could give Sam $10. The Ages:- Augustus De Morgan is born on 1806 Jasper Jenkins is born in 1860.

The Calender

 The Calender:- Under our  present calendar rules, the first day of a century can never fall on a Sunday or a Wednesday or a Friday. As I have not given the proof, I am frequently asked the reason why. Can you try to explain the mystery in as simple a way as possible. Orientation:- Find out the first day of the century 1 Jan 1001 till 1 Jan 1901 from the below link and form your explanation. https://www.dayoftheweek.org/?m=January&d=1&y=1001&go=Go

The Debt and the Ages

The Debt Harry owes Sam $30. Sam owes Phil $20. Phil owes Harry $50. Which of the following will settle the debts? (a) Harry could give Phil $50. (b) Sam could give Phil $20 and Harry could give Sam $40. (c) Harry could give Phil $20 and Sam could give Phil $10. (d) Sam and Phil could give Harry $50 total. (e) Phil could give Harry $20 and could give Sam $10. Orientation:- 1) If I give the actual orientation this puzzle will become trivial,This is the clue I can give as of now. The Ages:- Augustus De Morgan, the mathematician, who died in 1871, used to boast that he was x years old in the year  pow( x,2) .   Jasper Jenkins, wishing to improve on this, told me in 1925 that he was  pow( a, 2) +  pow( b, 2) in  pow( a, 4) +  pow( b, 4) ; that he was 2m in the year 2* pow(m,2); and that he was 3n years old in the year 3*pow(n, 4). Can you give  the years in which De Morgan and Jenkins were respectively born? Orientation:- 1)For ...

The Hole Numbers , Names and the Fish

Hole Numbers:- A man digs a hole in 6 hours, another man can dig the same size hole in 3 hours, a third man takes 4 hours and another takes 5 hours. If they all worked together at their respective speeds, and didn't get in each other's way, how long would it take to dig that hole? Orientation:- 1)Find out how much hole each man digs in one hour and solve the puzzle. 2) This puzzle was taken from " A first mensa puzzle Book" by  Philip J Carter and Ken Russell Names:- Miss Alden, Miss Brent, Miss Clark), Miss Doyle, and Miss Evans have short first and middle names. [1] Four of them have a first or middle name of Fay, three of them have a first or middle name of Gay, two of them have a first or middle name of Kay, and one of them has a first or middle name of May. [2] Either Miss Alden and Miss Brent are both named Kay or Miss Clark and Miss Doyle are both named Kay. [3] Of Miss Brent and Miss Clark, either bot...