They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

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

Can you find the number?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

Before Mount Everest was discovered, what was the highest mountain in the world?

Give it food and it will live; give it water and it will die.

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

In a particular village, only two barbershops exist.

The first shop has a handsome barber with a neat haircut who is handsomely dressed in clean clothes and is extremely humble with his body language. The place is clean and looks hygienic.

In the second shop, you can find a barber with shabby clothing. His hairs are weirdly cut and his clothes still have the stains from last night's dinner. The place is not clean as well and reeks a bit.

You visit the village for the first time and decide to get your haircut. Which barbershop will you like to go for that and why?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

When my father was 31 I was 8. Now he is twice as old as me. How old am I?