A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?

What's the best place to go shopping in the ocean?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

You are in a room that has three switches and a closed door. The switches control three light bulbs on the other side of the door. Once you open the door, you may never touch the switches again. How can you definitively tell which switch is connected to each of the light bulbs?

If two's company, and three's a crowd, then whats four and five ?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?