What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

What has no start, end, or centre?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

What does below Rebus say?

XLR8

What happened when the wheel was invented?

If a wheel has 54 spokes, how many spaces are there between the spokes?

How can you tell a raw egg from a hard-boiled egg?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?