A man had nine children, all born at regular intervals, and the sum of the
squares of their ages was equal to the square of his own. What was the age of
each? Every age was an exact number of years.

5 20 380 144020 ?

Tom Was traveling by train from Anglechester to Clinkerton, and an hour
after starting an accident happened to the engine.
He had to continue the journey at three-fifths of the former speed. It made
him two hours late at Clinkerton, and the driver said that if only the accident
had happened fifty miles farther on the train would have arrived forty minutes
sooner. Can you tell from that statement just how far it is from Anglechester
to Clinkerton?

John said the other morning that a man on being asked the ages of
his two sons stated that eighteen more than the sum of their ages is double
the age of the elder, and six less than the difference of their ages is the age of
the younger. What are their ages?

If you add the square of Tom's age to the age of Jerry, the sum is 62; but
if you add the square of Jerry's age to the age of Tom, the result is 176. Can
you say what are the ages of Tom and Jerry?

Can you find the missing number from following sequence:

-01,_,31,48,77

There are two round containers, one has water and other has milk. Both quantities are same. 50 ml of water is from water container is poured in milk container. And then 50 ml of liquid from is poured from milk container to water container. Of two container, water from water container and milk from milk container - which one has greater quantity and by how much?

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?