During Pizza party, Penny asks Sheldon his age. As we all know Sheldon, he winks and tells Penny that day before yesterday he was 43 and next year he will be 46. Can you help Penny find Sheldon's exact birth date. Lets assume current year is 2000
There are 50 taps in a bathroom and all of them are in closed position. There are 50 men standing in line to enter. 1st person enters and opens all the taps. Second person enteres and he flips every 2nd tap, 3rd person flips every third tap and so on..
After 50th persons turn, how many taps will be open and how many closed?
Mr Issac used to like puzzle his students now and then. One day he wrote following message on board and asked students to guess topic of discussion:
XVXRY XCTXXN HXS XQXXL XND XPPXSXTX RXXCTXXN
Can you guess the topic
The digits 0-9(0,1,2,3,4,5,6,7,8,9) can be rearranged into 3628800 distinct 10 digits numbers.
How many of these numbers are prime ?
A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.
Can you tell me , Which other pages won't be there as well ?
The person who makes it has no need for it. The person who purchases it does not use it. The person who does use it does not know he or she is. What is it?
I am thinking of a 6-digit number. The sum of the digits is 43.
And only two of the following three statements about the number are true:
(1) it's a square number,
(2) it's a cube number, and
(3) the number is under 500000.
King built castle for all his queens. King has set of rules for all of them:
- there were no mirrors in castle
- they were not allowed to speak to anyone other than King. Also no form of communication is allowed between them
- King hated white hair so he will kill any queen with even single white hair when spotted by him
- queens can leave castle if they somehow realized that they have white hair
- no servant is allowed to communicate to individual queen or point to individual person
- King would visit castle only at the night
One morning, while serving tea servant tells all the queens that one of them has white hair. Will that Queen be able to save herself - How?
Kaitlyn’s age plus three has an integer square root. Three years ago, Kaitlyn’s age was the square root.
How old is Kaitlyn?
During Pizza party, Penny asks Sheldon his age. As we all know Sheldon, he winks and tells Penny that day before yesterday he was 43 and next year he will be 46. Can you help Penny find Sheldon's exact birth date. Lets assume current year is 2000
There are 50 taps in a bathroom and all of them are in closed position. There are 50 men standing in line to enter. 1st person enters and opens all the taps. Second person enteres and he flips every 2nd tap, 3rd person flips every third tap and so on..
After 50th persons turn, how many taps will be open and how many closed?
Mr Issac used to like puzzle his students now and then. One day he wrote following message on board and asked students to guess topic of discussion:
XVXRY XCTXXN HXS XQXXL XND XPPXSXTX RXXCTXXN
Can you guess the topic
The digits 0-9(0,1,2,3,4,5,6,7,8,9) can be rearranged into 3628800 distinct 10 digits numbers.
How many of these numbers are prime ?
A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.
Can you tell me , Which other pages won't be there as well ?
The person who makes it has no need for it. The person who purchases it does not use it. The person who does use it does not know he or she is. What is it?
I am thinking of a 6-digit number. The sum of the digits is 43.
And only two of the following three statements about the number are true:
(1) it's a square number,
(2) it's a cube number, and
(3) the number is under 500000.
King built castle for all his queens. King has set of rules for all of them:
- there were no mirrors in castle
- they were not allowed to speak to anyone other than King. Also no form of communication is allowed between them
- King hated white hair so he will kill any queen with even single white hair when spotted by him
- queens can leave castle if they somehow realized that they have white hair
- no servant is allowed to communicate to individual queen or point to individual person
- King would visit castle only at the night
One morning, while serving tea servant tells all the queens that one of them has white hair. Will that Queen be able to save herself - How?
Kaitlyn’s age plus three has an integer square root. Three years ago, Kaitlyn’s age was the square root.
How old is Kaitlyn?
During Pizza party, Penny asks Sheldon his age. As we all know Sheldon, he winks and tells Penny that day before yesterday he was 43 and next year he will be 46. Can you help Penny find Sheldon's exact birth date. Lets assume current year is 2000
There are 50 taps in a bathroom and all of them are in closed position. There are 50 men standing in line to enter. 1st person enters and opens all the taps. Second person enteres and he flips every 2nd tap, 3rd person flips every third tap and so on..
After 50th persons turn, how many taps will be open and how many closed?
Mr Issac used to like puzzle his students now and then. One day he wrote following message on board and asked students to guess topic of discussion:
XVXRY XCTXXN HXS XQXXL XND XPPXSXTX RXXCTXXN
Can you guess the topic
The digits 0-9(0,1,2,3,4,5,6,7,8,9) can be rearranged into 3628800 distinct 10 digits numbers.
How many of these numbers are prime ?
A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.
Can you tell me , Which other pages won't be there as well ?
The person who makes it has no need for it. The person who purchases it does not use it. The person who does use it does not know he or she is. What is it?
I am thinking of a 6-digit number. The sum of the digits is 43.
And only two of the following three statements about the number are true:
(1) it's a square number,
(2) it's a cube number, and
(3) the number is under 500000.
King built castle for all his queens. King has set of rules for all of them:
- there were no mirrors in castle
- they were not allowed to speak to anyone other than King. Also no form of communication is allowed between them
- King hated white hair so he will kill any queen with even single white hair when spotted by him
- queens can leave castle if they somehow realized that they have white hair
- no servant is allowed to communicate to individual queen or point to individual person
- King would visit castle only at the night
One morning, while serving tea servant tells all the queens that one of them has white hair. Will that Queen be able to save herself - How?
Kaitlyn’s age plus three has an integer square root. Three years ago, Kaitlyn’s age was the square root.
How old is Kaitlyn?
