The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly