There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

I am lying and I always lie. Tell me whether I am lying or telling the truth.

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

Can you find the thief by just looking at the picture below?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?